Celly Glass Anti Blu-ray Protector for Samsung Galaxy S7 - Glass is the additional glass for your Smartphone with an anti-fingerprint surface and a special anti-blue-ray treatment, to protect your eyes from the blue rays emitted by the display - The quality and the hardness (9H) of the tempered glass guarantee the best protection against scuffs and scratches in a thickness of just 0.3 mm - Fast, bubble-free application, with preventive screen cleaning kit included in the pack What's in the box Screenguard