360° Stretch Performance Fabric Durable, moisture-wicking (sweat control) with a smooth feel Mesh Cooling Zones - Releases body heat to stall sweat Antimicrobial & Anti-Odor - Slows the spread of bacteria that causes B.O. Designed for intense exercise and daily sweat management Features Horizontal Quick Draw® Fly - A solution to the 'fly fishing' caused by vertical and no-fly underwear. A uniquely intuitive horizontal opening for fast, easy access when nature calls. Contour Pouch - Designed for comfort and control, this curved pouch supports and flatters your natural shape, nestling the boys without restriction. Stay-Put Waistband - Won't roll, bunch, pinch or leave marks Tagless Label - Enhanced comfort, we really thought of everything 88% Polyester 12% Spandex Machine wash cold Tumble dry low Do not iron