Made with compression, these shorts then come featuring a branded, elasticated waistline, a slip pocket to the side and a reinforced crotch area. Featuring Heatgear technology for added comfort and breathability along with flat-lock seams for reduced chafing and irritation, these shorts are then finished the signature Under Armour branding to the leg for a bold brand statement. Do not miss out on these. Body: 79% polyester, 21% elastane. Side pocket: 92% polyester, 8% elastane. waistband: 56% nylon, 27% elastane, 17% polyester. Machine washable at 40 degrees.