The Ripcurl Flashbomb Vest adds an extra layer of insulator for the winter. In this vest, you have the same neoprene technology as you do in a flashbomb winter wetsuit. This includes E4+ neoprene with flash lining, the lightest, most flexible and warmest neoprene from Ripcurl. This vest can also act as a small layer of warmth to wear with boardshorts in the summer. , Thickness - 0.5mm, E4+ Neoprene, Flash Lining, Adjustable Cord for around the face , , ,