160ml Large Capacity: Nozzle design is easy to use and can be carried around at any time. You can keep in your car, home or in the swimming pool for convenience use. 2Anti Fog Film: Spray the cleaning mist spray on the lens several times, will form a thin anti fog film on the surface of the lens, so as to make the vision clearer. 3Operating Instructions: Spray the anti fog spray on both sides of the lens first. Then gently and evenly wipe with cloth, and wait. Last wipe the lens with a dry cloth until lens become transparent. Be careful not to wipe off the anti fogging film. 4Widely Applicable: Can be used for pc lenses, Glasses lenses, resin lenses, coated lenses, lenses with waterproof coating. And for helmet, window especially in winter. 5Mild Formula: Does not contain any harmful substances, no bad smell. Pregnant women, children, the elderly can safely use, will not cause damage to the body.