Conforms to EN ISO20471:2013 Class 1, EN343 against foul weather. Orange/Navy also conforms to GO/RT 3279 and approved for railway industry. Navy contrast helps to provide a corporate image whilst disguising dirt around the hem area. 100% waterproof Polyester with Oxford PU coating. Two 5cm wide reflective bands around lower legs. Elasticated waistband. Stitched and taped seams. Snap buttons on the bottom for adjustment. Weight: 300D. Ref: UTRW4682