Convert your glasses or goggles to sunglasses or dark goggles with these durable and optically tinted cut-to-custom-fit films. They stay in place perfectly with no adhesive, store in a case the size of a credit card (included), and wash clean with soap and water. Sounds slightly hokey, right? Try them and you’ll become an instant convert. Patented. Contains one 6.5"×2.25" sheet.