Best Under Armour Gym Bags of 2026

Luke Dobson Avatar
Luke Dobson
Last Updated: 11 Feb 2026

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For gym-goers, a reliable gym bag is essential to keep all their workout essentials in one place. Under Armour offers a range of gym bags suitable for all types of fitness enthusiasts. These bags are made from durable materials and provide ample space for gym clothes, shoes, water bottles, and other accessories. Under Armour gym bags are designed with multiple compartments to keep items organised, and some even feature waterproof pockets to protect valuables from sweat and moisture. With stylish designs and functional features, Under Armour gym bags are a great investment for anyone looking to stabilise their gym routine.

At a Glance: Our Top Picks

Under Armour UA Undeniable 5.0 Duffle Backpack Cover #TOP 1
Under Armour UA Undeniable 5.0 Duffle Backpack
ftb score rating icon 9.8
Under Armour UA Undeniable 5.0 Duffle XS Backpack Cover #TOP 2
Under Armour UA Undeniable 5.0 Duffle XS Backpack
ftb score rating icon 9.7
Under Armour UA Ozsee Sackpack for Gym Cover #TOP 3
Under Armour UA Ozsee Sackpack for Gym
ftb score rating icon 9.5

Top 7 Under Armour Gym Bags

#TOP 1

Under Armour UA Undeniable 5.0 Duffle Backpack

1369223
Under Armour UA Undeniable 5.0 Duffle Backpack Cover
Under Armour Unisex UA Undeniable 5.0 Duffle, Water Repellent Gym Duffle Bag with Multiple Organisation Pockets, Holdall for the Gym, Travel, Outdoor Sports, and More

The Under Armour Duffle Backpack is designed to withstand the elements with its UA Storm technology, providing a highly water-repellent finish that keeps your belongings dry. Its tough, TPU-coated and foam-lined bottom and side panels add durability, ensuring that the bag maintains its structure even under heavy use. You will appreciate the dual water bottle slip pockets, allowing you to stay hydrated on the go. Additionally, the large vented pocket is perfect for storing laundry or shoes, separating them from your other items and keeping everything organised.

What We Like
Highly water-repellent finish
Durable and structured design
Dual water bottle pockets
Vented pocket for shoes
#TOP 2

Under Armour UA Undeniable 5.0 Duffle XS Backpack

1369221/1369222/1369223/1376454
Black
One Size
Under Armour UA Undeniable 5.0 Duffle XS Backpack Cover
Under Armour Unisex UA Undeniable 5.0 Duffle XS Backpack

The Under Armour UA Undeniable Backpack is designed for durability and practicality, making it ideal for your active lifestyle. Its UA Storm technology ensures your belongings stay dry, thanks to a highly water-repellent finish. The tough, TPU-coated and foam-lined bottom provides added structure, so you can carry your gear with confidence. A large vented pocket is perfect for laundry or shoes, helping you keep your items organised and separate. With internal slip pockets, you can easily access smaller items without rummaging through your bag.

What We Like
Water-repellent finish
Durable construction
Vented pocket for shoes
Organisational slip pockets
#TOP 3

Under Armour UA Ozsee Sackpack for Gym

1240539
Black / / Steel
One Size
Under Armour UA Ozsee Sackpack for Gym Cover
Under Armour Unisex UA Ozsee Sackpack, Drawstring Bag for the Gym, Running, Jogging, and More, Versatile Gym Bag with Chest Clip for Added Comfort

The UA Ozsee Sackpack is designed for convenience, making it easy for you to grab your gym essentials and go. Its durable material ensures it withstands daily use, so you can rely on it for all your activities. The secure fastenings, including a chest clip, keep your belongings safe and in place while you’re on the move. With a spacious design, you can store everything from trainers to snacks, making it a versatile choice for any fitness enthusiast.

What We Like
Easy to pack and carry
Durable for daily use
Secure chest clip
Spacious for all essentials
#TOP 4

Under Armour UA Undeniable Sackpack for Gym

1369220
One Size
Under Armour UA Undeniable Sackpack for Gym Cover
Under Armour Unisex UA Undeniable Sackpack Backpack

The Under Armour Sackpack is perfect for those on the go. Its grab-and-go design allows you to quickly pack your essentials, making it ideal for spontaneous trips to the gym. The durable material ensures it withstands daily use, so you can rely on it for your workouts. With secure fastenings, including a chest clip, you can carry your gear comfortably without worrying about it shifting. Plus, the spacious design accommodates everything from trainers to toiletries, keeping all your items organised and easy to access.

What We Like
Easy to pack and carry
Durable for daily use
Comfortable secure fit
Spacious for all essentials
#TOP 5

Under Armour Roland Men's Water-Resistant Bag

1352117-004
Black
Under Armour Roland Men's Water-Resistant Bag Cover
Under Armour Roland Men's Bag - Black, UNI

The Under Armour Roland Bag is designed to enhance your carrying experience. With UA Storm technology, it offers a highly water-resistant finish, ensuring your belongings stay dry in various weather conditions. The large front pocket with zip provides easy access to essentials, making organisation effortless. Adjustable shoulder straps ensure comfort throughout the day, and the top grab double handle allows for quick and convenient carrying. Plus, it is partly made with recycled materials, making it a stylish and sustainable choice.

What We Like
Highly water-resistant finish
Comfortable adjustable shoulder straps
Large zip front pocket
Made with recycled materials
#TOP 6

Under Armour UA Contain Duo MD Duffle Bag

1381920
Grey/Black/White
One Size
Under Armour UA Contain Duo MD Duffle Bag Cover
Under Armour UA Contain Duo MD Duffle, Water-Resistant Gym Bag, Comfortable and Versatile Holdall, Unisex Backpack Duffle Bag

The UA Contain Duo Duffle is designed with Under Armour's Storm technology, providing an impressive water-resistant finish, perfect for protecting your belongings during unexpected weather. Its padded and breathable mesh back panel ensures comfort, making it easy for you to carry on long journeys. This versatile bag can be used as both a backpack and a duffle, thanks to its removable padded strap, giving you flexibility in how you transport it. Additionally, it features multiple pockets, including a vented compartment for shoes and a padded section suitable for a 13" laptop, allowing for organised storage of your essentials.

What We Like
Highly water-resistant finish
Comfortable padded back panel
Versatile carry options
Multiple storage pockets
#TOP 7

Under Armour UA Undeniable Sackpack for Gym

1369220
Black
One Size
Under Armour UA Undeniable Sackpack for Gym Cover
Under Armour Unisex UA Undeniable Sackpack Backpack

The Under Armour Sackpack is designed for those on the move, making it easy to pack your essentials and head straight to the gym. Its durable material ensures it can withstand daily use, providing reliability for your active lifestyle. The secure fastenings, including a chest clip, offer comfort by keeping your bag in place while you exercise. With a spacious design, you can store everything from trainers to snacks, making it a practical choice for any sports enthusiast.

What We Like
Easy to pack and carry
Durable for daily use
Comfortable secure fit
Spacious for all essentials
Buying Guide Image
Editor's Notes

During our Under Armour gym bag research, we found 256 Under Armour gym bag products and shortlisted 7 quality products. We collected and analyzed 88,769 customer reviews through our big data system to write the Under Armour gym bags list. We found that most customers choose Under Armour gym bags with an average price of £18.18.

The Under Armour gym bags are available for purchase. The top 7 picks range in price from a low of £5.00 to a high of £58.00, find the one that fits your budget.

Written by
Luke Dobson Avatar

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.