Marval Power 9H Gorilla Glass Screen Protector Film For ZTE Grand X Max+ Plus Z987 Cricket The surface of the tempered glass has a hardness of 8-9H and 0.26mm thick,three times stronger than a regular screen protector film Ultra-high resolution and Scratch resistant HD crystal-clear transparencyScratch resistant from keys, knives and other sharp objects The tempered glass screen protector has a strong adhesive that makes installation easy and attaches the film firmly so as to not affect the tou If broken,the Tempered Glass breaks into small pieces that are not sharp,making it safer than other glass products. Ultra Clear: Oleophobic Coating and Chemically treated with crystal clear transparency.