83% polyester & 17% spandex(CONTENT);86% nylon & 14% spandex(MESH) High Quality - 83% polyester & 17% spandex, wicking fabrics sweat away to keep you dry and cool in summer. Machine washable. 4-Way Stretch Construction - Stretch better in every direction, experience the unrestricted movement and comfortable fit. No Side or Back Seams - The ergonomic seam design prevents rubbing against your skin and add comfortable. 3 Packs 6 inch men's Sport underwear.Suitable for all seasons.(training, baseball, basketball, soccer, American football, NFL, Squat, weight training, cycle, yoga , skiing, snowboarding, all weather sports).