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Valentine's Day. L O V E. Date night = Sheer Brief
Jack Adams Pro-Boxer Brief. Play hard and stay comfortable. These snug-fitting, sweat-wicking boxers are made to stay put when you're in motion. Radically better underwear. Shop Now.
LUX Collection.  Our modal fabric is the ultimate in opulence, yet made or everyday use. Made from natural fibers that breathe, stretch, and last, your junk will thank us. Try one pair and be ready to replace your whole drawer. Seriously! Shop LUX.
Naked Fit Boxer Brief. Amazing breathability, moisture wicking and uber comfy fit. Tencel underwear. Body Defining. Shop Now.
Ready for everything. Track and Field Jock. New colors. Shop.
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  • Shop the Jack Adams premium men's New Arrivls

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!