Nano Strong is an easy-to-apply liquid screen protector that wipes on to protect any screen up to 13". It prevents breakage; protects against scratches; repels water, dirt and grime; improves clarity, and creates an anti-bacterial barrier that protects against screen radiation. Each application lasts up to a year so you can save on expensive screen repairs and avoid using clumsy film protectors that rip and bubble up. Set includes 1 Nano Strong liquid screen protector (acetate, titanium and water), 1 cleaning pad and 1 microfiber wipe. Covers any smartphone up to 12.9"L.