To be seen is to be safe. This shirt was designed to keep you cool and dry, easily mobile, and highly visible. It's made of hi-vis jersey fabric and accented with breathable reflective tape, making it ideal for road work, construction and warehouse jobs. ANSI compliant, Class 2 Type R. 5 oz Hi-Vis jersey. Greater Arm. Mobility for freedom of movement. Moisture Movement Technology(TM) wicks away moisture from skin. Sun Protection Fabric(TM). Ribbed collar. Silver segmented reflective tape.