NSR Men's Gradient Short Sleeve Jersey 66.4% coolmax 23.8%polyester 9.8% lycra Imported Reflective details for night time visibility and high quality YKK zipper Tastefully designed and high functional lightweight keeping you cool, dry and comfortable made of coolmax active fabric for perfect summer riding Mesh panels for breathability, enhanced evaporation to help regulate body temperature Silicon band that prevents rolling up 3 External rear pockets