100% Polyester. 5 cm wide reflective strips around the body and one on each shoulder. Mobile phone or walkie-talkie pocket on the front left side. Full-length zipper. Two lower flap pockets accessible from the top and side, pen and keyring pockets, ID pocket on the right side, large area on the back for decoration. Complies with the standard: EN ISO 20471:2013 Category 2: only Hi-Vis Yellow, Hi-Vis Orange, and Hi-Vis Yellow/Hi-Vis Orange; EN ISO 20471:2013 Category 1: only Paramedic Green/Hi-Vis Yellow, Royal Blue/Hi-Vis Yellow, Red/Hi-Vis Yellow, Hi-Vis Yellow/Black, Hi-Vis Orange/Black, Hi-Vis Yellow/Navy, Hi-Vis Orange/Navy, Hi-Vis Yellow/Grey, Orange/Grey, and Yellow/Purple.