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Athletic Mesh Training Short. Shop Now
Comfort from the outside in. BIKINI COLLECTION. Our super-soft micromodal fabric is sustainably-sourced from beechwood trees and feels like pure heaven.
Upgrade your underwear drawer.  NAKED FIT COLLECTION. Superior breathability, comfort and softness.
Cross Court Short. Shop Activewear
Luxuriously Soft. Elevated Underwear. LUX Underwear Collection.  Shop Now.
  • Shop the Jack Adams premium men's New Arrivls
  • Air Army. Designed with our original horizontal fly for quick access.

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!