Tri-Mountain Men's Polyester Reflective Tape Mesh Work Shirt (2 Colors, S-4XLT) 100% Polyester 5.2 oz UltraCoolmoisture wicking technology 2 reflective tape, left chest Velcro pocket and self-fabric cuffs Meets ANSI/ISEA 107-2010 Standards, Class 3/Level 2 Mesh crewneck long sleeve shirt