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March Madness 25% Off Sitewide Sale
Introducing the Waterman Short. In and Out of the Pool
New Colors : All Over Mesh Collection
The Good Stuff. Introducing our Modal Natural Fit Trunk in new Spring colors
Made In Europe. Jack Adams Modal Streamlined Boxer. New Color Drop: Lava Falls
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Men’s Athletic Underwear

At Jack Adams, we provide the modern man with men’s athletic underwear in the form of briefs, trunks, jockstraps, bikinis, thongs, and long johns. Additionally, we provide our customers with a collection of activewear including socks, swimwear, active shorts, and more! Our products feature a fantastic fit that provides comfort and flexible stretch, no matter what activity you’re engaged in. For more information on our wide selection of products, how to decide on the best men’s athletic underwear for you, and more, we invite you to use our live chat now! Become your best self and feel confident and comfortable with Jack Adams today!