100% Recycled Polyester Conforms to American National Standard ANSI/ISEA 107-2004 & European EN ISO20471:2013 Class 2 (Signal Yellow und Signal Orange) Main fabric made from recycled PET bottles Made of breathable light weight mesh knitted fabric in order for the wearers to easily sweat out in the high temperature working environment 5cm wide reflective tape around the body and over each shoulder Hook and loop in the front The manufacturer guarantees the reflective properties in accordance with the EN standard for 25 washes at 40°C