Mens Compression Gym and Exercise Shorts (Medium, Black) 15% Spandex and 85% TechTex polyester Imported machine wash no bleach no tumble try Reduced chafing: flat seam construction lies smooth against the skin Comfortably snug shirt is constructed from lightweight TechTex fabric that wicks away moisture while providing support during the most intense workouts Dry Comfort and Enhanced Mobility: Designed for maximum range of motion Made in Bangladesh by Grameen Knitwear Ltd. and comes with 100% quality and satisfaction guarantee or money back