Frabill Stormsuit Jacket DuPont Teflon fabric protector, 250 Denier Oxford nylon throughout / 500 Denier nylon in wear areas Waterproof, Windproof and Breathable membrane Articulated sleeves for ease of movement 4-way adjustable, vented hood and oversized chin flaps lock hood in place at high speeds Dolphin Skin wrist enclosures with internal and external hook-and-loop cinch stops water from running down arms