Conforms to American National Standard ANSI/ISEA 107-2004 European EN ISO20471:2013 Class 2. 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. Velcro fastening in the front.Washing InstructionsMaximum washing temperature 40 ºC. Normal process.Do not bleach. Do not iron. Do not tumble dry. Do not dry clean. No professional dry cleaning in perchloroethylene or hydrocarbons. 25 max. wash cyclye.