Rip Curl's Flashbomb 0.5 mm Hooded Vest is loaded with high-wearing comfort features. Features: PolyPro thermal fabric vest: Gives you the heat boost you need to surf longer in those spring and autumn waves E6 Flash Lining hood: Moves water away from the body and keeps you insulated Super fast drying properties for ultimate warmth and comfort 0.5 mm Neoprene thickness Materials: 80% neoprene, 20% polyamide Rip Curl Men's FlashBomb Polypro Hooded Vest