NeoprenenPERFORMANCE: Integrated air vent allows bubbles to escape through the top of the hood without promoting water exchangenMULTI-USE: Designed for warmth while diving at any depth and in any water temperature.nINNOVATIVE TECHNOLOGY: Exclusive ultra soft material made with super stretch neoprene.nMULTI-USE: Designed to keep warm while diving and scuba throughout all weather and water conditions.nSmart design pays big dividends with the 1/3mm vented bib hood. Made of premium neoprene, the oversized bib is made to tuck easily into wetsuits, creating a good seal and an overall anatomical shape that helps eliminate sags and air pockets. The bib's face seal can be trimmed to precisely match unique facial contours. Plus, the bib includes an integrated vent that allows bubbles to escape through the top of the hood without promoting water exchange.