KEEP COOL, PLAY HARD. The Nike Pro Top features Dri-FIT technology and mesh to help you stay cool and dry. Stretchy fabric has a tight fit that lets you move freely. Wear it as a base layer or your only layer. Nike Pro fabric with sweat-wicking technology helps you feel locked in and cool. Mesh fabric is breathable and lightweight. Stretchy fabric has a tight fit that hugs your body.