Nike dry element running topmile after mile mens nikes dry element running top delivers sweat wicking comfort through nike dry fabric its packed with reflective details to enhance low light visibility on early morning and evening runs features material 88 polyester 12 spandex nike dry fabric helps keep you comfortable and dryflat seams move smoothly against the skinreflective swoosh design trademark is screen printed on the chestloop on the center back neck helps keep cords in place whi