Active Double Puffer Walker IIA slight stitching update redefines this customer favorite puffer in a walker length. Made for extra coverage and warmth, it's surprisingly light thanks to our sustainable filler that doesn't add bulk. It's versatile, too, with a zip off vest, removable hood, stand collar, zip pockets, thumb straps, and stretch knit panels. Fit Slim Fit Mid length Model is 510, and wearing a size S Fabric Outershell: 100% Polyester Knitting: 80% Polyester 15% Rayon 5%