Underworks Microfiber Light Compression Boxers 3-Pack MicrofiberNylonSpandex Measure Waistline - X-small 24-27 (Boys) / Small 28-32 / Medium 33-36 / Large 37-40 / X-large 41-44 / 2X 45-48 / 3X 49-52 / 4X 53-56 / 5X 57-79 Snug Fit for support. Also worn as inguinal hernia prevention brief and for scrotal support. Special pouch crotch offers total comfort and stability. Fly opening for convenience. Cotton crotch Internist inspected and recommended. Proudly made in the USA Made for men, the heavy gauge microfiber Lycra spandex knit is cut to match the contours of your body and stretches with you in all directions while providing elegant support and firm hold in the lower abdomen, the pelvic region, the buttocks and your thigh muscles. Made to be comfortable all day long, and provide you with better circulation and comforting relief from injuries related to the lower back, quadriceps, groin muscles, and pulled hamstrings. Made in the U.S.A. Prevent inguinal hernia Scrotal support Groin Injuries and groin strain support <span class="a-text-bold">Compression Level:</span> Light Compression <span class="a-text-bold">Fabric Composition:</span> 77% Nylon / 23% Spandex M<span class="a-text-bold">EASURE YOUR WAIST: </span>Take a snug measurement around your waist line right above the hip bone. <span class="a-text-bold">HOW TO WEAR: </span>Step into garment like regular shorts and pull up. <span class="a-text-bold">HOW TO CARE: </span>Wash in cold water, gentle cycle, tumble dry low or flat dry. No bleach, no iron.