Armor Vision Impact Lens for 100 Percent Gen1 Goggles - Tear Off - ClearUsing the latest in hydrophobic chemistry and plastic technologies, 100% have created a highly scratch resistant lens. When wiping away water, mud or grit, their lenses will stay smooth and crystal clear for much longer than any other product currently on the market. Using the brands industry leading wire wool tested HISC lens technology, you can be sure to have a lens that offers you clear vision for up to months on end.