This is the Aqua Lung Heatzip Hood Zippered Drysuit Hood for Dry Suit Sc Features: Zipper with gusset for more comfortable donning and doffing Molded vent valves release trapped air from within the hood Grip Strips located at hood sides prevent mask strap from slipping 7mm neoprene side panels for optimum warmth Hanging loop at top for quick drying Triple glued and blind- stitched construction to keep you warm The HEAT Zip Hood, with its integrated zipper and expanding gusset makes for easy donning and doffing and a perfect fit. The 7mm neoprene side panels keep you warm and the grip strips keep your mask in place. Learn More