Best Under Armour Duffle Bags: Shopping Guide & Comparison

Looking for the perfect blend of style, durability, and functionality? The Under Armour duffle bag is a top choice for athletes, travelers, and everyday adventurers. Designed to withstand the rigors of active lifestyles, this popular bag offers ample storage, smart organization, and sleek style—making it an essential companion for anyone on the go. Discover why it stands out in our ultimate shopping guide.

Under Armour Duffle Bags: Comparison Table

Model/Type Sizes Available Key Use Gender Price Range ($) Color Options Convertible (Y/N)
UA Undeniable 5.0 XS/SM/MD/LG/XL XS, SM, MD, LG, XL Gym, Sports, Travel Unisex, Men, Women $39.95 – $85 Black, Red, Blue, Gray, Green, Pink, White, Brown N
UA Contain Duo Medium Medium Gym, School, Travel, Backpack Unisex $85 Black, Gray Y (Backpack-duffle)
UA Undeniable Duffle Medium Gym, Casual Travel Unisex ~$49.95 Anthracite, Black N
Studio Waist Bag/Crossbody Small Everyday, Casual Unisex ~$33.71 Black, Blue, Gray, White, Metallic Gold N
Sackpacks One size Light, On-the-go Unisex $25-$50 Multiple N

Types of Under Armour Duffle Bags

1. Classic Duffle Bags

These are traditional, barrel-shaped bags with a large main compartment, great for gym sessions and sports practices. They’re designed to be durable, water-resistant, and easy to carry, with both grab handles and adjustable shoulder straps.

2. Convertible Backpack-Duffle Hybrids

Models like the UA Contain Duo Medium function as both a duffle and a backpack. Designed for students, commuters, or travelers, these bags adapt to your preferred carrying style quickly.

3. Compact Duffels & XS/SM Variations

Offered in sizes from extra small (XS, e.g., UA Undeniable 5.0 XS) to small (SM), these are ideal for short workouts, quick trips, or when you want to pack light.

4. Large/XL Duffels

Large (LG) and extra-large (XL) bags are tailored to athletes, frequent travelers, or weekend trips where you need space for gear, shoes, and clothing. These are also suitable for team sports, allowing you to carry all your essentials (and more) comfortably.

5. Waist Bags & Crossbody Bags

While not duffle bags in the traditional sense, Under Armour offers smaller everyday bags—like the Studio Waist Bag—perfect for carrying essentials during light activities or casual outings.


Material Choices in Under Armour Duffle Bags

When selecting a duffle bag, understanding material options is crucial for durability, weather resistance, and weight.

  • Polyester: Most Under Armour duffle bags are crafted from high-quality polyester, which is lightweight but incredibly strong. This fabric resists tearing and abrasion, making it perfect for sports and travel.

  • Water-Resistant Coatings: Many models include UA Storm technology or similar water-repellent finishes to protect contents from rain or splashes. Look for labels like “water-resistant” or “UA Storm” in the description.

  • Mesh Panels: Ventilation pockets, often made from mesh, allow shoes or wet clothes to dry out and reduce odors inside your bag.

  • Reinforced Bottoms: Heavily used duffle bags often include abrasion-resistant coated bottoms to prevent wear-and-tear, especially useful if you frequently put your bag on rough or damp surfaces.

  • Hardware & Zippers: Under Armour uses quality, large-tooth zippers and durable, sometimes rubberized hardware for enhanced longevity.

Tip: If you’re often outdoors or commute in unpredictable weather, select a water-resistant or fully waterproof model.


Usage Occasions: Where and How to Use Your Under Armour Duffle Bag

Gym & Fitness

Under Armour duffle bags excel as gym companions. Use the ventilated shoe compartment for sneakers, separate pockets for water bottles and protein snacks, and the spacious main compartment for clothing or towels.

Team Sports Practice & Games

Duffels are an athlete’s essential for transporting uniforms, shoes, balls, and accessories. The larger XL versions are popular with team players for carrying full gear.

Travel & Weekend Getaways

Medium to XL sizes double easily as overnight or weekender bags. Their compact size fits overhead airplane compartments, while multiple pockets keep travel essentials organized.

Commuting & School

Convertible duffle-backpack hybrids, such as UA Contain Duo, are handy for students or commuters. Quickly switch from carrying as a duffle to wearing as a backpack, freeing your hands for other tasks.

Everyday & Casual Use

XS, SM, or waist bag models are perfect for carrying a quick change of clothes, basic toiletries, and other daily essentials.


UA Undeniable 5.0 Medium Duffle Bag - Under Armour - under armor duffle bag


How to Match Your Duffle Bag with Outfits

For Men

  • Classic Black or Gray Bags: These pair well with sports attire, casual jeans and tees, or even business casual looks for post-work gym runs.
  • Bold Colors (Blue, Red, Green): Add a pop of color to monochrome or neutral outfits.
  • Streetwear Styles: A duffle with standout logos or color trims matches activewear, joggers, hoodies, or sneakers.

For Women

  • Pink, Blue, or Color-Block Options: Match colorful duffles with gym leggings, tanks, or vibrant sneaker looks.
  • Athleisure: Sleek black duffles complement leggings, performance tops, and windbreakers.
  • Tote or Crossbody Styles: Opt for waist bags or smaller duffles for errands, pairing with shorts, casual dresses, or workout gear.

For Work or Travel

  • Neutral or Subdued Bags: A gray or black duffle blends seamlessly with office outfits or travel attire. The UA Contain Duo in classic colors exudes a professional vibe suitable for both work and play.

Practical Tips for Choosing and Using an Under Armour Duffle Bag

  • Choose the Right Size: XS or SM models suit light packers or quick trips. For full gym routines or travel, consider MD, LG, or XL options.
  • Check Compartments: Evaluate if you want a dedicated shoe section, wet pocket, or water bottle sleeve. More compartments mean better organization.
  • Comfort Features: Look for padded shoulder straps and grab handles, especially if carrying heavier loads.
  • Water Resistance: For outdoor sports, pool, or commuting in rainy climates, prioritize bags with UA Storm or similar technology.
  • Style Versatility: Convertible duffles double as backpacks, making them a great investment for those who commute or travel regularly.
  • Easy Cleaning: Polyester and synthetic fabrics generally wipe clean—ideal if you’re carrying damp sportswear or sneakers.
  • Color Selection: Match your lifestyle; black and gray hide stains well, while colorful options stand out in a crowd.
  • Security: Choose models with inner zippered pockets for phones, keys, or wallets.

Key Technical Features & Specifications Table

Model Size (W x H x L in) Weight (approx) Main Material Shoe Compartment Water Resistance Convertible Backpack Price ($)
UA Undeniable 5.0 XS 8.7 x 8.9 x 17.6 ~1 lb Polyester Yes Yes (UA Storm) No 39.95
UA Undeniable 5.0 SM ≈ 10 x 11 x 20 ~1.3 lb Polyester Yes Yes (UA Storm) No 44.95
UA Undeniable 5.0 MD ≈ 12 x 13 x 24 ~1.5 lb Polyester Yes Yes (UA Storm) No 45.00
UA Undeniable 5.0 LG ≈ 14 x 15 x 30 ~1.7 lb Polyester Yes Yes (UA Storm) No ~55-60
UA Undeniable 5.0 XL ≈ 15 x 15 x 36 ~2.2 lb Polyester Yes Yes (UA Storm) No ~70-85
UA Contain Duo Medium ≈ 11.5 x 12 x 27 ~2.2 lb Polyester Yes Yes (UA Storm) Yes 85
Studio Waist Bag Crossbody ≈ 7 x 5 x 15 ~11 oz Polyester No Yes No 33.71
Undeniable Duffle ≈ 10 x 11 x 22 ~1.4 lb Polyester Yes Yes No 49.95

*Measurements are approximate and may vary per model or annual revision.


Conclusion

Choosing the right Under Armour duffle bag comes down to understanding your needs—size, style, compartments, and durability. Whether you need a compact gym companion, a spacious team travel bag, or a convertible pack for school and commuting, Under Armour offers versatile options in hardy, water-resistant materials with smart organization. With the right duffle, you’ll stay organized, efficient, and stylish—whether you’re at the gym, work, or on the go.


Adult Unisex Duffle Bags - Under Armour - under armor duffle bag


Frequently Asked Questions (FAQ)

  1. What is the difference between XS, SM, MD, LG, and XL Under Armour duffle bag sizes?

XS and SM are compact, ideal for light packing or youth use. MD covers standard gym needs. LG and XL are best for team sports or travel, accommodating large amounts of gear, shoes, and clothes.

  1. Are Under Armour duffle bags waterproof?

Most are water-resistant, often featuring UA Storm technology, which repels rain and splashes. They’re not fully submersible or guaranteed waterproof, so avoid immersing them in water.

  1. Can Under Armour duffle bags be used as carry-on luggage?

Yes, medium or small sizes (MD, SM, XS) fit most airline carry-on requirements. Always check your airline’s size guidelines before flying.

  1. Is there a dedicated compartment for shoes or wet items?

Nearly all current models feature a dedicated ventilated compartment for shoes or sweaty items, helping separate odor and moisture from the rest of your belongings.

  1. Are these bags suitable for women and men?

Yes, Under Armour duffle bags are designed as unisex or offer versions tailored for men and women. They come in various colors and styles to cater to all preferences.

  1. How should I clean my Under Armour duffle bag?

Most can be easily wiped clean with a damp cloth. For deeper cleaning, empty the bag and hand-wash with mild soap. Avoid machine washing unless specified on the care tag.

  1. What is the most popular Under Armour duffle bag model?

The UA Undeniable 5.0 (especially in MD or LG) is frequently top-rated for its durability, ample storage, and versatile compartments suitable for most users.

  1. Can I use an Under Armour duffle as a backpack?

Only convertible models, like the UA Contain Duo Medium, are designed for this purpose. Standard duffle bags come with shoulder straps but aren’t made for backpack-style carrying.

  1. Do Under Armour duffle bags come with a warranty?

Most Under Armour bags come with a limited warranty covering manufacturing defects. For specifics, consult the manufacturer’s warranty policy or the store of purchase.

  1. Are Under Armour duffle bags worth the investment?

Yes—especially for active lifestyles, regular gym-goers, team sports, or frequent travelers. Their blend of smart design, durability, and water resistance makes them a reliable choice for years of use.