This screen guard features AluminaCore glass, a high alumina-silicate tempered glass, designed to strengthen your display for maximized protection. It offers a 'Just One-Pull, Quick & Easy installation' process, including an alignment tray and application kit for flawless results every time. The installation involves cleaning your device, aligning the tray, holding the tray firmly while pulling out the dust removal film, and waiting 30 seconds for the glue to spread. It also boasts 'Automatic Dust Removal and Alignment' for a hassle-free application. The screen guard is 'Case Friendly', providing a perfect match with Spigen cases and designed to fit with a case, covering the entire active area. This product is only compatible with iPhone 17.