The Under Armour Undeniable 5.0 Large Duffle Bag is a versatile and hardwearing sports bag equally suited to travel, the gym, or any active lifestyle. Part of Under Armour's legendary UA Undeniable series — a bestselling line refined over many years — this latest iteration delivers an improved, feature-rich experience without compromising on weight or durability. Built from incredibly tough materials engineered for long-term use, the bag is finished with UA Storm technology that actively repels water, keeping your gear protected whatever the conditions.
UA Storm is Under Armour's proprietary DWR (Durable Water Repellent) surface treatment applied directly to the fabric of the Undeniable 5.0. It causes water to bead up and roll off the exterior rather than soaking through, keeping the contents of the bag dry even during heavy rain or splashing. The finish is engineered to be long-lasting across repeated use and washing cycles, so the bag retains its weather-resistance over the long term. Whether you're heading to an outdoor training session or navigating a rainy transit hub, UA Storm has you covered.
The base and side panels of the Undeniable 5.0 are reinforced with a foam-padded, TPU-coated construction that adds a significant layer of structural integrity to the bag. TPU (thermoplastic polyurethane) is highly resistant to abrasion, impact, and moisture, making it an ideal material for areas of the bag that experience the most wear — particularly when set down on rough or wet surfaces. This reinforcement ensures the bag maintains its shape and protects your belongings even after extensive daily use, whether at the gym, on a flight, or on the road.
The Molle (Modular Lightweight Load-carrying Equipment) webbing straps on the exterior of the bag provide a versatile attachment system, allowing you to clip or lash additional items — such as a towel, extra pouch, or accessories — directly to the outside of the bag. Combined with the generously sized front zip pocket, you gain quick-access external storage for items you need to reach frequently, such as a phone, wallet, keys, or gym pass, without having to dig through the main compartment.
Separating clean gear from used or wet items is essential in any sports bag, and the Undeniable 5.0 delivers with a large, dedicated vented pocket designed to hold laundry or footwear. The ventilation allows airflow around the contents, helping to reduce moisture build-up and odour — a particularly useful feature after an intense training session. Additional internal pockets provide organised storage for smaller accessories, so everything in your bag has its designated place and is easy to locate when you need it.
Staying hydrated during training and travel is made easy with the two dedicated water-bottle pockets on either side of the bag. These pockets are sized to accommodate standard sports bottles and are positioned for easy single-hand access without requiring you to open the main compartment. Having two pockets means you can carry multiple bottles or use one side for a bottle and the other for an umbrella, protein shaker, or other cylindrical items.
The Undeniable 5.0 Large is designed to be carried comfortably in multiple ways. The padded top handle provides a secure, cushioned grip when lifting or hand-carrying the bag over short distances. For longer hauls, the removable padded shoulder strap distributes the load more evenly across the body, reducing fatigue. When the shoulder strap is not needed, it stows neatly into the dedicated side pocket, keeping the bag streamlined and free of dangling straps during transit or storage.
| Dimensions | 37 x 36 x 75 cm |
|---|---|
| Capacity | 101 L |
| Material | 100% polyester |
| Bag Type | Sports duffle bag |
| Water Resistance | UA Storm water-repellent finish |
| Carry Options | Padded top handle, removable padded shoulder strap |
| Colour | Pitch gray medium heather |
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