Underworks Zip-N-Trim Support Boxer Brief for Men with 8-inch Powerband CottonSpandex Sizes: Measure Waistline: Small 28-32 / Medium 33-36 / Large 37-40 / X-large 41-44 / 2X-large 45-48 / 3X-large 49-52 / 4X-large 53-56 8-inch Power Waistband Boxer Brief feels like a regular cotton support Boxer Quality Construction Made in USA Built for men, the Zip-n-Trim Boxer Brief disappears under clothing and so do the bulges. This firm control men&#039;s brief provides you with a toned mid-section and provides you with the back support you need. A 8-inch power waistband forces down the unwanted bulges in your mid-section, your spare tire and your back. The off to the side zipper design makes for an easy on and off. The boxer is of an ultralight cotton spandex compression fabric that moves with you and keeps you cool and comfortable all day. Excellent for working out or simply for everyday wear. The crotch is of cotton in a pouch design with an convenient fly opening. Made in the U.S.A. Reduces 1 size Controls entire abdomen Excellent shape with a perfect fit Supportive pouch, lifts and protects