CHUNG Men's Solid Color Ultimate Front Fly Pouch CottonTrunk Underwear 5 Pack 95% cotton, 5% spandex Top grade cotton fabric, with perfect stitching work Wide elastic waist band, anti-slide, more durable 5 pieces in one package (black, white, light gray, deep gray, navy ) Waistline: S/M: 27.6"(lay relax), L29"~40", XL31"~43", XXL: 33"~46" We name products size under the STRETCHED measurement, for customers who do not like tight waist band, please consider your size according to the exact measurement.