XYUN 2.5d 8-9h Border Round Angel Premium Tempered Glass Screen Protector for Iphone 5s WHOLE TRANSPARENCY:2.5D border round angel tempered glass is 0.4 mm thick and made with chemically treated,transparent tempered glass. SURFACE HARDNESS:The surface of the tempered glass has a hardness of 8-9H,three times stronger than regular PET film,Even shard objects such as knives and keys will not scratch the tempered glass. Oleophobic Coating:The Tempered Glass has an oleophobic coating that prevents fingerprints and other contaminants and makes the film easy to clean . Delicate Touch:The tempered Glass is coated on the back with a strong silicon adhesive that makes installation easy and attaches the film firmly so as to affect the touch screens sensitivity. Anti-Shatter Film:If broken, the Tempered Glass breaks into small pieces that are not sharp, making it safer than other glass products .