CHUNG Men's Solid Color Stripe Cotton Pouch Boxer Brief Underwear 5(4) Pack 95% cotton, 5% spandex High quality combed cotton, stretchy/soft and breathable, wear comfortable Size RUNS SMALL.----------Brand Size Runs Smaller than standard US size. Size Chart: ---------The last image on the left. will help you choose a right size 1st. Measure Your Waist . 2nd. Find your size according to Size Chart Pls. DO Choose Size According to Our Size Chart