Tough, lightweight HeatGear fabric, with all the performance benefits of UA Compression. Stretch-mesh back and side panels deliver strategic ventilation. Updated ergonomic design keeps seams off high abrasion areas and increases durability. Material wicks sweat and dries really fast. Mock neck construction for added coverage. Style #: 1369606. 79% Polyester/21% Elastane. Imported. Wash garment inside out. Machine wash cold with like colors. Use only non-chlorine bleach when needed. Tumble dry low. Do not iron. Do not use softeners. Do not dry clean. Anti-odor technology prevents the growth of odor-causing microbes.