Why Buy Under Armour? Why wouldn't you? It's Under Armour. This is the brand that changed sports and fitness as we know it. The performance technology they've developed and engineered into their gear is a literal game-changer. Wicking? They started the whole thing. It doesn't matter if you're up at dawn running laps or if you're in an office all day. Under Armour has you covered from underwear to socks to shirts.
Please clear filters, or change filter selections!
The Under Armour Core Tech Terry Performance Pant 1293939 is a soft French Terry pant with on-seam zipper pockets and contrast side seams. Under Armour's Core Tech Terry Performance Pant is made of knit polyester/elastane.
Under Armour All Season Coldgear Infrared Evo Legging
The Under Armour All Season Coldgear Infrared Evo Legging 1238397 features moisture wicking and anti-odor maintenance. Under Armour's All Season Coldgear Infrared Evo Legging is made of polyester/elastane.
The Under Armour Gradient Short Sleeve T-Shirt 1289888 delivers wicking comfort with soft cotton comfort and multi-directional stretch for easy wear. Under Armour's Gradient Short Sleeve T-Shirt is made of cotton/polyester/elastane.
Under Armour HeatGear Raid Performance Sleevless Shirt
The Under Armour HeatGear Raid Performance Sleevless Shirt 1257467 is designed and engineered to take your performance to the next level with top-tier wicking and cooling. Under Armour's HeatGear Raid Performance Sleevless Shirt is made of polyester/elastane.
Under Armour UA HeatGear Lightweight Printed Raid 10 Inch Short
The Under Armour UA HeatGear Lightweight Printed Raid 10 Inch Short 1253528 is super lightweight and soft with incredible wicking, odor control, and stretch properties. Under Armour's UA HeatGear Lightweight Printed Raid 10 Inch Short is made of polyester/elastane.
Under Armour Heatgear Coolswitch Compression Short
The Under Armour Heatgear Coolswitch Compression Short 1289572 is a body hugging short with moisture wicking technology, anti-odor protection, and all over ventilation. Under Armour's Heatgear Coolswitch Compression Short is made of knit polyester/elastane.
The Under Armour O Series 6 Inch Cupron Boxer Brief 1290359 has anti-fungal and anti-odor properties to decrease the risk of jock itch; it also wicks and has 4-way stretch. Under Armour's O Series 6 Inch Cupron Boxer Brief is made of polyester/elastane.
Welcome to HisRoom, the world’s premier online underwear authority. Founded by Tomima Edmark in 1998, HisRoom has grown from just an underwear store to offer socks, activewear, swimwear, and even apparel, all from over 100 brands. You’ll find classic favorites like Fruit of the Loom, Calvin Klein, and Polo Ralph Lauren, as well as newer brands like Saxx, Obviously, and PSD. We work hard to make your shopping as easy as possible—that includes tons of honest customer reviews and detailed sizing, fit, and fabric information on every item we carry. From Andrew Christian to Zimmerli, we’re confident you’ll find something you love at HisRoom.