Hi-vis yellow conforms to EN ISO20471:2013 Class 1 & EN343 against foul weather.Black and Navy provide enhanced visibility (non-EN471 standard) 100% waterproof Polyester with Oxford PU coating. Two 5cm wide reflective bands around lower legs. Elasticated waistband. Snap buttons on the bottom for adjustment. More colours available, code HVS462 & HVS463. Matching jackets, code HVP211, HVP218, HVP300, HVP301 & HVP303.