Men’s briefs Men’s mesh underwear made from cotton/spandex jersey; nylon/spandex mesh Machine wash Imported Play it cool in these unique men's briefs from Body Tech, made from a cotton stretch knit with airy mesh panels and athletic contrast stripes. Sexy and sporty, the Body Tech Jock men's briefs offer a tease of skin while keeping your most important assets covered. The Body Tech Jock Briefs also feature a double-layer contour pouch that supports and shapes your package for comfort and impact. No-show covered elastic waistband.