How many days end with the letter Y? Here's a top for all of 'em. It's made of a soft cotton blend enhanced with sweat-wicking technology to help keep you fresh from wake up to wind down… Product Features: Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable… Minimalist screenprinted Jumpman keeps your look straightforward… Product Feature Subheads: Product Details: 57% Cotton, 43% Polyester. Machine wash. Imported.