The Nike Dri-FIT tank top One is our most versatile top, designed to accompany you in all your activities, from the gym to yoga to running. Its soft, flowing fabric (made from 100% recycled polyester fibers) lets air circulate to keep you dry and cool. This breathable model with Nike Dri-FIT technology wicks away perspiration for greater evaporation rapide, keeping you dry and cool. Its soft, smooth fabric is rounded at the back hem for added protection. Small side slits offer greater freedom of movement. Neither too tight nor too loose, this model emphasizes your natural silhouette without restricting your movements. The "Just Do It." print on the inside of the hem offers an inspiring message, just for you.