1.This jersey is specially for men on Summer. 2.Power dry fabric with special functional fabrics that can provide superior durability, comfort, moisture wicking and anti-UV30 function. 3.3M reflective stripe used on the back of sleeve cuff with side seam. 4.Anti-slip strip made by advanced silica gel from Italy is designed in the lower hem. 5.The design with 30 degree gradient of the neckline avoids the force of friction between zipper and skin. 6. Size : S M L XL XXL.