Simple and easy to install, optimised overall structure. Can reduce pressure on the sides of the forehead when wearing, wide and high at the forehead and thicker and high at the lower cheek to improve stability and comfort. a soft with a good face fit to provide effective light blocking and a comfortable wearing experience. protect the surfaces of flight glasses from oil/sweat/cosmetic Elevates your flight glasses with this eye pad replacement and enjoy improved comfort and protective during your adventures. Simple and easy to install, optimised overall structure,Washable.