100% Titanium flatlocked stitching for comfort, glide skin adjustable collar system Superlite ultra stretch sleeves & back panel, mesh chest panel reduces windchill High density neoprene for maximum wear, certified UPF 50+ maximum UV protection Colour co-ordinated stitching, no underarm seams, duratex stretch knee pads Non-corrosive PK zipper & Velcro zip lock