Nike Pro HyperCool Compression Older Kids' (Boys') Top Boys, Kids, Carbon Heather, Size. performance comfort and breathability the nike pro hypercool compression older kids' (boys') top is made with stretchy, sweat-wicking fabric with ergonomic seams for a comfortable, locked-in fit that moves with you. mesh panels provide enhanced airflow at training and on game day. benefits dri-fit technology helps keep you dry and comfortable mesh back panels provide enhanced breathability flat seams move smoothly against your skin vented hem allows a natural range of motion product details fabric: dri-fit 92% polyester 8% elastane machine wash imported this product is not for sale in italy.