SPIGEN SGP Steinheil has the high reputation for the premium quality of screen protectors for years, and it has been ranked on the top selling screen protectors for most popular devices. Steinheil Ultra Series are premium quality screen protectors made in Japan. All of the Ultra Series have a hard surface and in no way interfere with the touch responsiveness of your display's screen. Ultra Crystal film is a crystal clear screen protector that is almost invisible when applied to the screen. It protects the LCD screen from scratches and is transparent for absolutely no interference in display clarity. Ultra Crystal is our customer favorite and best-selling screen protector. This product is under the Spigen Lifetime Warranty. You paid to have your device protected and we want to make sure you're happy. Receive replacements free of charge whether you have installation problems, scratches, or even wear and tear. All screen protectors are manufactured to last using the best PET film material in the market. Shop with confidence with the Spigen Lifetime Warranty. Please contact our customer service for more details. Premium Development Process: Optical Base PET film made in Japan. Designed in Irvine, California. Manufactured in Korea.