LIGHTWEIGHT FLEXIBILITY FOR ALL YOUR POWER MOVES. The Nike Pro Dri-FIT Top helps keep you cool, dry and moving freely through your workout. Lightweight fabric with plenty of stretch is made from at least 50% recycled polyester fibers. Allover Flexibility High-stretch fabric combines with vented hems so you can move freely through your workout. Redesigned shoulder seams let you push, pull and lift without restrictions. Built-in Comfort Lightweight, breathable fabric with Dri-FIT technology moves sweat from your skin for quicker evaporation to help you stay cool, dry and comfortable. Product Details Standard fit for a relaxed, easy feel 93% polyester/7% spandex Machine wash