JB'S Hi-Vis Flying Jacket 6HVFJThe Hi Vis Jacket has a 100 per cent 330D polyester construction with PU coating. It features a quilted lining with polyfill so that you stay warm. This Flying Jacket has sealed seams, which provides it with excellent waterproofing qualities. It features two front pockets, sleeve pocket with pen insert and one internal pocket. 100% polyester 300D with PU coating Quilted lining with polyfill for added warmth Waterproof rating 20,000mm with sealed seams