The Simms Challenger Insulated fishing bib is lightweight and not bulky, but will keep you warm and toasty on those cold blustery days on the water. It’s a waterproof nylon bib with strategically placed abrasion panels and PrimaLoft Insulation in body and bib to allow you full mobility and warmth during your fishing trip. Grab this bib with your Simms Challenger Insulated Jacket and head for the seas, even in the cold weather the fish are calling. Center front zipper with waterproof storm flapHandwarmer pockets/thigh pocket with plier sheath2-way thigh high side zipper opening for easy on/off when wearing bootsAdjustable suspenders with high back for a comfortable fitReinforced high abrasion oxford nylon seatFabric Tech: Shell: 100% nylon 2-layer Toray w/ DWR; Lining: 74gsm 50D 100% polyester w/ DWR; Insulation: Primaloft Rise 100g in legs and 80g in upper body.; Overlays: knee and cuffs: High abrasion resistant 275gsm 100% nylon 6.6 2-ply oxford weave