Nike Dri-FIT Men's 1/2-Zip Running Top. A NEW LOOK FOR A RUNNING FAVORITE. The updated Nike Dri-FIT Top delivers a new spin on a running favorite. Soft, stretchy and the right weight for your route, its versatile design can be worn as a first layer, midlayer or on its own. Sustainable Stretch Soft French terry fabric offers lightweight comfort with increased stretch to help you move freely. Athlete-Powered Ventilation Mesh through the top sleeves, shoulder and upper back offers breathability. Runner-informed data is used to provide cooling where you need it most. Enhanced Coverage A 1/2-zippered design lets you customize your coverage. Discrete thumbholes help add extra warmth. Dri-FIT technology helps you stay dry and comfortable. More Details Elongated back hem Reflective elements Body: 85% polyestr/15% spandex. Mesh: 100% polyester. Machine wash Imported 86% POLYESTER 14% SPANDEX