COVERS UP TO 3 DEVICES: When applied correctly, this product can cover 3 devices of your choice in one sitting. Application instructions included. Packaging may vary per region. Works on any smartphone, smartwatch or tablet. Solution will invisibly bind to the screen’s surface to improve it’s durability to 9H hardness while maintaining HD clarity. For iPhones 11, X, XS, XR MAX 8, 7 Samsung Galaxy s20/s10/s9/s8/s7/s6/s5, Note 10/9/8, and all other models including tablets and smartphones. SUPER HARDNESS: This product has been certified in lab testing to improve the hardness of your screen. The product works at a microscopic level to fill in imperfections that work to strengthen the glass screen and protect against damage. SCREEN REPAIR WARRANTY OPTIONS: This product has been proven to perform and keep your screen safe from harm. Warranty companies have certified the product such that we can entitle you for an additional upgrade on our screen repair warranty options. SIMPLE INSTALL LIKE A PRO: Apply in minutes with included instructions. 100% GUARANTEED TO LOVE IT: We know our product performs and is better than anything in the market. If you don’t believe that, let us know and you can return the product for a full refund. We want to wow you.