Pinnacle"s 7mm Dry suit Hood is constructed to keep a diver"s head warm and comfortable while diving in very cold waters. The Hood is constructed from 7 mm Titanium Lined Nylon ll Neoprene throughout the Head and Neck Areas, 3 mm Face Seal with Smooth Skin-In Seal can be Trimmed-to-Custom-Fit the Face Mask Seal. Hood has a Non-Direct Automatic Vent that allows Air-to-Escape as necessary from the Top-of- the-Hood while Restricting Water to Re-Enter. If the Hood is used for Night or Low Light Diving Conditions you"re sure to be seen with the Reflective Forehead Patch and Rear Pattern. The Hoods Seams are Double Glued and Blind- Stitched for Strength and Durability. The Short Neck Design allows the Hood to work in concert with Dry Suit Neck Seal. Hood can be worn with any Brand Dry Suit. The Pinnacle 7 mm Dry Suit Hood is available in Unisex sizes Small, Medium, Medium Large, Large, XL, and XXL, is Black in color and is covered by a 12 month limited warranty.