backpacks with one shoulder strap

10 Best Backpacks With One Shoulder Strap Reviews

Do you want to purchase the best Backpack with one strap? For a perfect choice, this review has given some of the bestselling backpacks with one shoulder strap. The one-shoulder or one sling shoulder backpacks have gained popularity. They are hands-free, stylish, and convenient. Good for both genders, these bags also have adjustable straps to fit your size or switch shoulders when as you prefer. The bags are light yet quality. They come at a good price.

Below is a review of the top 10 backpacks with one strap in the market. The bags are well researched and you are sure of getting a quality product.

List of 10 Best Backpacks With One Shoulder Strap Reviews in 2021

1. Waterfly Packable Backpack

Waterfly Packable Shoulder Backpack Sling Chest Crossbody Bag Cover Pack Rucksack for Hiking
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This is a sling chest crossbody bag that is unisex very suitable for trips, camping, running, and hiking. Made of soft nylon that is water-resistant. It has a YNS brand buckle and an SBS brand zipper. All contacted places are reinforced with a bar tack process. The breathable mesh backpacks with one shoulder strap makes it comfortable. It is tear-resistant and durable for daily use. There is a variety of colors to choose from.

You can fold the bag and best buy laptop bags or expand it when the need arises. Its folded size is about6.69″ x 5.9″ x 1.77″ (17 x 15 x 4.5cm) and it can be expanded to approximately 11.4″ x 16.9″ (29 x 43cm). Sided mesh pocket is great for your water bottle. The shoulder strap length is 22 to 39.3 inches. The bag has a capacity of 10 liters and the main pouch would easily keep an A4 magazine or an iPad and other items.

We recommend you wash the 1 shoulder backpack by hand instead of machine wash and dry it using a dryer or exposure to sunlight. In case you have a problem with damaged or broken items once purchased quickly talk to us. We respond quickly therefore you can shop with confidence.


  • A unisex chest sling bag perfect for hiking, walking, cycling, and traveling. They come in many colors that you can choose from.
  • Made with waterproof nylon and breathable mesh fabric. It is a durable bag that is tear-resistant.
  • A breathable mesh strap enables you to put it on comfortably. The shoulder strap length is 22 to 39.3 inches and the waist strap measures 9.84 to 19.68 inches.
  • The bag is portable and foldable. The expanded size is about 11.4″ x 16.9″ (29 x 43cm) and folded size approximately 9.84 to 19.68 inches.
  • The main pouch can easily hold an IPad or A4 magazine and some more items with a capacity of up to 10 liters. A sided mesh pocket is great for your water bottle.
Pros Cons
  • Light and small to carry
  • Can be easily fitted
  • Great look
  • Is spacious
  • None

2. Waterfly Sling Backpack

WATERFLY Large Sling Backpack Sling Bag Small Crossbody Daypack Casual Canvas Backpack Chest Bag Rucksack for Men & Women Outdoor Cycling Hiking Travel (blue)
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This stylish and simple sling side shoulder backpacks are great as a leisure sports bag or simply a fashionable sling bag. Made of special linen that is easy to clean, anti-friction, and water-resistant that protects it from ripping, wetting, and tearing. It has a zip closure and comes with a wide range of colors to choose from. Any problems experienced after purchase are dealt with so don’t delay and contact us.

It has seven pockets and the biggest one allows books, E-reader storage, or a 9.7” tablet to fit. Other smaller pockets can carry makeup, bank card, small belongings, and passport.  You can store wet items on one bottom pocket that has a mesh. A bottle pocket on the side and two small pockets on the back and backpacks with one strap make the bag very efficient.

If you are left or right-handed, you can switch the strap or if you wish to change shoulders. The wide padded strap made with a breathable material makes you comfortable when carrying it as well as applying little pressure to the shoulder. The strap is adjustable ranging 25.9 – 46.5 inches / 66-118cm.


  • A lightweight stylish design making the bag fashionable and multipurpose for leisure sports and other uses.
  • Made with special linen that is anti-friction, easy to clean, and water-resistant therefore effectively keeping the bag from wetting, ripping, and tearing.
  • Has seven pockets with varying sizes to fit small belongings. The largest pocket fits books, E-readers, or tablets. Included, is a side pocket that is a nice bottle pocket.
  • A wide padded strap constructed with breathable material that is very comfortable even after long use. It is adjustable with a range of 25.9 – 46.5 inches / 66-118cm.
  • The strap can be easily switched to either shoulder in case you want a change. This makes it perfect for right or left-handed users.
Pros Cons
  • Good Pockets
  • Sleek Look
  • Light
  • Easily adjustable strap
  • Not a good fit for taller people

3. Waterfly Triangle Rucksack

Waterfly Chest Sling Shoulder Backpacks Bags Crossbody Rope Triangle Rucksack for Hiking
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This 1 shoulder backpack is made of soft water-resistant nylon with a breathable mesh contact lining. A quality SBS Brand zipper is used as well as reinforced bar tack and precise seam that makes it durable. It is a unisex bag and is comfortable for both adults and kids. Has a unique fashionable design with a buckle zipper closure and is perfect for outdoor or sporting use. You can choose from a variety of eight colors.

The shoulder backpacks are light weighing about 0.45 pounds and you can walk around with it comfortably. Dilated shoulder strap, Padded back, and Strong YNS buckle is designed for winter and autumn. This bag has multiple compartments. The main pocket can hold tablets and A4 magazines. Several inner smaller pockets are suitable for keys, cards, change, and wallets. Also has a strap pocket ideal for phones.

With a clip on the strap end, the strap can be fixed on the left or right according to your preference. The reflective silver gear makes it a safe signal during the night. We recommend wash by hand and dry by exposure or using a dryer. Contact us in case you have a problem with your sling bag after purchase.


  • Made with water-resistant nylon material. A breathable mesh surface makes the bag comfortable for day-long wear.
  • A uniquely designed fashionable and unisex bag for adults and kids that comes in a wide range of colors to choose from.
  • Lightweight and portable. Padded back, dilated shoulder strap, and YNS buckle makes it perfect for winter and autumn.
  • Reinforced bar tack process, SBS zipper, and precise seam make the bag durable.
  • Silver reflective gear makes it a safe signal during the night. Buckle zipper closure adds to the beauty of the bag.
  • Multiple compartments of varying sizes carry small items like keys, wallets, cards, and the main pouch that can carry A4 magazines and tablets. A side mesh pack holds a water bottle and a shoulder strap pouch can easily carry a phone
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Pros Cons
  • Portable and lightweight bag
  • Pretty bag
  • Multiple pockets
  • Good quality
  • Little bit small

4. Waterfly Small crossbody Anti-Theft Sling Backpack

Waterfly Small Crossbody Sling Backpack Anti Theft Backpack for Traveling Chest Bags for Men&Women Multipurpose Casual Daypack Hiking Shoulder Bag (Black)
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Made of quality cotton linen material that is anti-friction, easy to clean, and water repellant. That protects the bag from ripping, wetting, and tearing. The bag is uniquely designed with an anti-theft security system with a lockable zip main compartment. Additionally, the hidden pocket on the back is designed primarily to secure your valuables.

They are small portable side shoulder backpacks but with a large capacity of 6.7 x 2.75 x 13 inches. Features many pockets and compartments large enough to fit everything you need while moving around including books, power bank, iPad, Cards, and cellphones. The bags are either blue, Grey, Purple, or Teal Blue with zipper closure.

Features magnetic snap located on the front pocket enabling you to quickly access the items you use the most. An earphone passes through on the anti-theft compartment side for you to listen to your music anywhere anytime. It is a multipurpose bag that works as a cross-body backpack, chest bag, traveling bag, and shoulder bag that is hands-free.


  • Quality cotton linen that protects the bag from tearing, ripping, or wetting. This material is easy to clean, anti-friction, and water-resistant.
  • An anti-theft system whereby it has a lockable zip main chamber. Another hidden pocket at the back is for securing your valuables.
  • A small bag yet roomy to carry all your necessary items while going out like Cellphones, Power bank, Cards, and water bottle.
  • A hands-free multipurpose bag that works as a chest bag, shoulder bag, traveling bag, and crossbody bag. There are a variety of colors to choose from.
  • Features a magnetic snap to enable you to access frequently used items fast on the front pocket. An earphone pass through on the lockable zipper helps you enjoy music anywhere at any time.
Pros Cons
  • Well-made hands-free bag
  • Lightweight
  • Plenty of room
  • Easy access
  • The strap is quite small for tall people

5. Waterfly Cross Body Chest and Sling Bag

Waterfly Crossbody Sling Backpack Sling Bag Travel Hiking Chest Bag Daypack (Black)
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Made of 100% nylon with polyester lining. The bag is relatively small with size 7 x 3.5 x 15 inches /18 x 9 x 38 cm. With several pockets and compartments, this bag will effectively store small items like keys, tissue, and makeup while also keeping larger items like iPad in the larger compartments.

This stylish sling 1 shoulder backpack come in many colors to help you choose your taste. On the side is a mesh pocket that can hold a water bottle. It has an adjustable shoulder strap made with 3 D rings such that any of them is attachable to the strap according to your preferred shoulder. The shoulder strap has a pouch 3.5 x 1.5 x 7.5 inches (L x W x H) that can hold a phone not bigger than 7 inches screen size.

A breathable material has been used on the strap making it comfortable when hiking or traveling. You can enjoy music as you carry the bag as it has a hidden earphone hole located at the front helping you access earphones. We reply quickly to issues raised with items purchased.


  • Made with 100% nylon finished with polyester lining. These sling bags come in many colors to satisfy different tastes.
  • A small bag approximately 7 x 3.5 x 15 inches /18 x 9 x 38 cm. You will easily carry it around comfortably aided by the breathable mesh strap.
  • However small, the bag has several pocket chambers to enable keep both larger and smaller items like tablets, keys, chargers among others.
  • An adjustable strap that can switch to the left or right shoulders. A pouch on the shoulder strap 3.5 x 1.5 x 7.5 inches (L x W x H) will effectively keep your phone not larger than 7 inches.
  • A hidden earphone hole allowing access to earphones and you can listen to music as you carry your bag anywhere.
Pros Cons
  • Good Price
  • Lightweight
  • Pocket on the strap
  • Plenty of room
  • Rigid strap

6. Waterfly Sling Casual Backpack

Sling Backpack WATERFLY Sling Bag Small Crossbody Daypack Casual Backpack Chest Bag Rucksack for Men & Women Outdoor Cycling Hiking Travel (purple 1)
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Leisure and fashionable sports sling bag. It is a simple and stylish bag that doesn’t require additional decorations. Has a zipper closure and 18″ shoulder drop. The sling bag has dimensions 18.5 x 12.2 x 5.1 inches / 47 x 31 x 13 cm. Can hold 2.4-inch diameter bottle on the side mesh pocket that is six inches in height.

In total, it has seven pockets. The main pocket would fit iPad 4/5/6. One gauze pocket on the base of the outside backpack stores your umbrella. Having in mind the side mesh pocket and other smaller pockets on the back as well as on the strap, this bag will carry all your necessities with ease.

The backside of side shoulder backpacks are breathable, with protective padding for comfort that you can carry all day long. Adjustable and changeable shoulder strap that can be adjusted 25.9 – 46.5 inches / 66-118cm. Made of special linen that is anti-friction, cleans with ease, and water-resistant. Come in different sizes many colors.


  • A simple and stylish sling bag requiring no extra decorations. Is fashionable leisure and sports bag that comes in a range of colors and sizes.
  • Relatively small with dimensions 18.5 x 12.2 x 5.1 inches / 47 x 31 x 13 cm with a comfortable, adjustable, breathable, and padded strap meaning you can carry it with ease all day long.
  • Made of special linen that is water repellant, cleans with ease, and anti-friction preventing the bag from wetting, tearing, and ripping.
  • Has a total of 7 pockets that fit all your necessities easily ranging from small items to larger ones.
  • A gauze pocket on the bottom of the outer backpack to keep your umbrella. Another side pocket on the side will ably carry your water bottle.
Pros Cons
  • Many pockets
  • An umbrella and a bottle holder
  • Quality material and Zipper
  • Portable
  • Difficult to see inside the pockets

7. Waterfly Chest Sling and Shoulder Backpacks

Waterfly Chest Sling Shoulder Backpacks Bags Crossbody Rope Triangle Rucksack for Hiking
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Designed with water-repellent nylon material. There are multi-color designs to satisfy varying tastes. It has a 7″ shoulder drop and a zip closure. The reinforced bar tack process, Precise Seam, and an SBS brand zipper make the sling bag durable. For night safety, the bag has a reflective silver strip. Moreover, the strip has a ring for attaching lightweight objects.

The bag weighs 0.45 pounds making it easy to carry. Strong YNS Buckle that is released quickly makes it simple to take off or on. Padded back and dilated shoulder strap is made for winter and autumn. The backpacks with one strap is adjustable from 23.62” to 43.3”. A pouch on the strap 2.7 x 1.1 x 7 holds iPhone 6 / 7 plus/6S easily.

The main pouch holds A4 magazines and iPad 3/4/5/6 easily with measurements 9.84 x 13.78 inches (W x H). Another pouch on the front has 7.48 x 9.45 (L x W) inches in dimensions. Included, are a wallet, bank card, notebook, and 2 pen pouches. You can place a water bottle on the side mesh pack.

Also Read:  10 Best Waterproof Rain Jackets Reviews (Buyer's Guide)


  • Designed with waterproof nylon material. The sling bags are zipped with multicolor designs to pick from.
  • Flexible 7” strap attachable on D rings on the left or to the right as you wish. The strap is also adjustable 23.62” – 43.3”.
  • A reflective silver strip acting as a safe signal at night. Additionally, it has a ring for attaching lightweight objects.
  • Many pockets for the smaller and larger necessities. Included are pockets on the side and a pouch on the strap that would comfortably keep your phone.
  • Precise seam, SBS brand zip, and a reinforced bar tack process make the bag durable and fit for use under varying weather conditions.
Pros Cons
  • Water-resistant
  • Lightweight and Comfortable
  • Doesn’t fade
  • Nice pockets
  • Thin shoulder pad

8. Waterfly small Cross Body Anti-Theft Backpack

Waterfly Small Crossbody Sling Backpack Anti Theft Backpack for Traveling Chest Shoulder Bag
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Designed with premium cotton linen that is moisture-wicking, lightweight, and water-resistant construction. Comes in blue, grey, purple, and teal blue colors. Included, is an anti-theft security measure that is a lockable zip main chamber and a hidden pocket on the back to secure your items.

However small with size 6.7 x 2.75 x 13, the bag has a large capacity and features many pockets and compartments large enough to fit essentials such as cellphone, books, and iPad. Designed to enable one to quickly access frequently used items by featuring a magnetic snap on the front.

An earphone pass through on the antitheft compartment side helps you enjoy music as you carry the bag. You can adjust the size of the backpacks with one shoulder strap as well as change around the left or right cross as you want. Quickly communicate with us if you buy a bag that has any problems.


  • Made with quality cotton linen that is a light, water-resistant, and moisture-wicking construction. Available in purple, teal blue, grey, and blue colors.
  • Antitheft security measures are a lockable zipper main chamber and a hidden back pocket to keep your items safe.
  • A multi-pocket and compartment bag to fit your necessary items from larger ones like books to smaller ones like keys.
  • An earphone passes through to help you plug earphones on a device inside the bag and you can listen to music as you carry your bag.
  • Adjustable strap to fit your size and further change around the right or left cross.
Pros Cons
  • Plenty of room
  • Strong strap
  • Nice look
  • Securable Zipper
  • Magnetic clasp not strong enough to close when the bag is well packed

9. Canvas Sling Bag

Canvas Sling Bag - Small Crossbody Backpack Shoulder Casual Daypack Rucksack for Men Women Outdoor Cycling Hiking Travel (6881-Khaki)
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Designed with lightweight, water-resistant, durable canvas material with brass fittings and high-quality zippers giving a stylish and lightweight design. Has a small cross-body dimension of 10 X 7 X 16 inches/weights 1.4lb, making it very portable. The adjustable and zippered straps make the bag multi-application and it can be worn as a cross-body bag, chest bag, or small backpack.

An elegant and unique shoulder backpacks appearance makes you look even better when you wear it on a date, outdoor activity, biking, hiking, or walking. Check out the various canvas bag designs and color choices. Canvas bags are compact yet spacious with plenty of room for books, water bottle, gadgets, or even a small laptop.

This bag has an anti-theft pocket perfect for your phone and some other very necessary items that you would wish to keep out of easy reach. Additionally, it has a top handle design and a Side water bottle holder. It is a unisex bag. Despite being a high-density Canvas, the bag is breathable.


  • Made with a water-resistant, lightweight, and durable high-density canvas material that is still breathable.
  • Has high-quality zippers and brass fittings. The adjustable straps make the bag versatile and it can be worn as a Small backpack, chest bag, or crossbody bag.
  • Compact yet spacious with a lot of space for a water bottle, books small laptop, and other gadgets.
  • A classy and unique appearance that betters your look whether on a date, hiking, walking, any outdoor activity, or biking.
  • Comes in various designs and colors giving a wide range of choices to any of the genders.
  • An anti-theft pocket for some necessary items like phones that you would wish to keep from easy reach.
Pros Cons
  • Great quality
  • Multitask sling bag
  • Stylish design
  • Lightweight
  • Quite expensive

10. Peak Gear Compact Sling Backpack

Peak Gear Sling Compact Crossbody Backpack and Day Bag - w/Lifetime Lost & Found ID
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Made with high quality and compares to women’s or men’s purses, daypacks, or backpacks. Grey canvas fiber material that is lightweight and durable. The one strap design is very comfortable even for long usage. This pack despite your use be it cycling or walking will hold up for years.

A well-designed compact bag for sports or travel. Beautifully styled for use by children, women, and men. It is convenient for different uses. Easily holds a camera or other sports accessories. Can be worn as a shoulder or chest bag. You can switch from right to left shoulder.

A mini bag that helps organize your items better like the Best Basketball Bags. The large main section will hold your bigger gadgets and items. Other smaller pockets including a single pocket on the front strap can carry smaller items like keys. Our Manufacturer’s warranty gives you peace of mind knowing your purchase is risk-free.


  • Designed with grey canvas material that is light yet durable. This bag will hold up for years.
  • A unisex sling bag made with high quality that compares to other women’s or men’s backpacks, purses, and daypacks.
  • A comfortable one-strap design that can be worn as a shoulder or chest bag. It can be switched to either of the shoulders.
  • A compact and small bag for many uses like travel, sports, walking, or cycling.
  • Has many pockets and compartments that help organize your items regardless of their sizes like cameras, sports accessories, keys, cards, or gadgets.
Pros Cons
  • Comfortable to wear
  • Roomy interior
  • Good quality
  • Sleek design
  • Straps feel short for taller people

Factors to consider when buying a backpack with One Strap

Material Used

Quality gives both value and service for your money. And with the higher demand for one strap bags, there is an increase in supply more so by substandard manufacturers. Be keen on the material of the bag and don’t settle for less.


Though the bags have adjusting straps, they have varying capacities and varying strap sizes. Choosing the right size to fit your body size and function will save you losses and regrets.


Some vendors hike prices with demand and you should research well to avoid exploitation and to ensure you get a worthy investment.


The security, allocation, and size of the pockets are also to be considered. Bags with many and secure pockets are more preferred to those with few and external pockets that aren’t safe


Activities you are planning to undertake also matter. Some bags are more of fancy and soft loads whereas others are heavy duty. Understanding your needs will make you choose your best fit.


This review will assist you greatly in choosing a backpacks with one shoulder strap of your choice. Therefore you can read through the review and make your order on the best and good quality one-strap backpack in the market.

The best recommended backpack strap in the market is the Waterfly Packable backpack made with waterproof nylon and breathable mesh fabric. It is a durable bag that is tear-resistant