All Oceanic Adhesive Lens Covers are made of an adhesive, flexible plastic shield that simply peels back and adheres to your dive computer or gauge screen. The Oceanic Adhesive Lens Covers are a genuine factory approved Oceanic accessory that is designed to help protect your screen from accidental scratches, which can not only look unattractive, but also make reading the instrument quite difficult as well. Using an Oceanic Adhesive Lens Covers is a great way to protect your investment and prolong the life of your dive computer.