Keep glass or plastic lenses spotless with antifog, antistatic cleaner. Pre-moistened cleaning tissues are designed for use on eyeglasses, computer monitors, reading glasses, camera lenses & more. They should not be used with contact lenses because they contain isopropyl alcohol. Tissues are silicone-free, antifog & antistatic. Each tissue is individually packaged. Dispenser box can be attached to the wall or placed on countertop.