Liquipels' award-winning Nano coating screen protection, is the thinnest screen protector in the market and perhaps only one of the few products that have germ-free properties. This product offers a 9H sapphire hardness that provides up to 20x scratch resistance compared to a glass screen without liquid glass applied to it. The product creates a germ-free surface when applied and is very easy to install. Liquipel is confident that Liquid Glass Screen Protection will protect your screen from breaking; so confident that we are offering a 12-month product guarantee up-to $150 in the event that your smartphone screen gets scratched or cracks while protected by the Liquid Glass product. This screen protector is invisible to the naked eye, which allows for clear and responsive use for optimal phone functionality.