This is an advanced tempered glass screen protector designed for mobile phones, offering 9H hardness for superior protection against scratches and impacts. It features fingerprint resistance, high light transmittance for clear viewing, and is waterproof. The screen protector ensures a zero-bubble, anti-static installation with edge-to-edge coverage for a seamless fit. It has undergone rigorous testing including 110 lb pinpoint force test, 10,000X scratch test, and 6-ft ball drop test, certifying triple protection. An easy installation guide is included. Compatible with: Oppo A1K.