Stylish, STP-Compatible Jockstraps There's something extra sexy and gender-affirming about wearing a jockstrap. Now you can sport your favorite underwear style without leaving your stand-to-pee device at home. With a three-layer construction, the Cake Bandit STP Jockstrap holds your stand-to-pee device securely. When it's time to go, open the button fly for easy access to your STP.  DETAILS 92% Cotton, 6% Spandex Wash cold with like colors - will shrink a little in a hot or warm wash No Bleach Tumble Dry on Medium Low - will shrink a little in the dryer SIZING Small: 27"- 31”Medium: 32”- 35”Large: 36” - 38”XL: 39” - 42”2XL: 43”- 46"3XL: 47"- 52” Cake Bandit underwear uses standard US sizing.