30K waterproof membrane and 100% polyester lining 17 Layer 100% Nylon Shell Adjustable Velcro shoulders CORDURA lined pliers pocket ICAST 2018's top pick, the Hydronaut weatherproof system has been revamped for fresh or saltwater anglers seeking a lightweight, 2-layer heavy-duty waterproof fishing Bib. The updated design ensures comfort with an adjustable shoulder system, making it your go-to choice for any fishing adventure.