Nike Dri-FIT Element 1/2 Zip - Men's A versatile layering piece, Nike's Dri-FIT Element Half-Zip is a must-have for the serious runner. Dri-FIT® fabric wicks away sweat to keep you feeling dry and fresh. Thumholes follow the shape of your hand for a comfortable fit and additional coverage. 89% polyester/11% spandex. Imported.