We flattened out the fibers and added some science to create a game-changing fabric that quickly pulls heat away from the skin-keeping you calm, cool, and crushing at max capacity. Iso-Chill fabric helps disperse body heat, making it feel cool to the touch Mesh underarm & back panels for strategic ventilation Material wicks sweat & dries really fast Ergonomic design keeps seams off high abrasion areas & increases durability Write-in locker tag for your name or number Iridescent logo Body: 77% Nylon/23% Elastane Mesh: 86% Nylon/14% Elastane