id you ever wonder why all the good spear fishermen wear only dark rubber masks? Clear Silicone Rubber can Create Reflections on the Inside of the Lenses from Surface Light Distracting the Hunters Focus on the Prey. Real Underwater Hunters always wear Black. The Abyss is a Classic among Free Divers and Spear Fisherman all over the world. The Abyss is a Low Volume Mask with an Extremely Wide Field of Vision. The Abyss is Comfortable, so comfortable that it has been on diver's faces while breaking spear fishing world records, winning championships, and setting apnea records., , The Masks Double Feathered Edge Skirt is manufactured in a Black Silicone Rubber. Mask has a Wide Split Style Silicone Rubber Mask Strap. The Feathered Edge Skirt and Wide Strap work in concert to produce even pressure on the face for a Superior Seal. The Dual Lenses are made from Tempered Glass and the Mask is equipped with an Easy-to-Reach One-Hand Nose Pocket for Ear Equalization which can be utilized even when wearing thick gloves.