PLESON Premium SAMSUNG GALAXY Alpha G850 Tempered Glass Screen Protector (2.5D 9H Hardness, Superslim 0.26mm) - Protect Your Screen from Scratches and Drops Very easy to install and position. Very durable and smooth. Fits your phone perfectly. When installing it gives you enough time to adjust it by sliding it around to find that sweet spot on the screen. Not easy to be ruined by leaving in a wrinkle or a fingerprint or a chunk of dust. It remains "invisible" when in use, and only is noticeable when the device screen is dark and held at an angle. Apply with it, you can clearly knowing your screen won't get gouged! 9H Hardness. Give you the original feel of a "naked" screen. Hardened and smoothed nicely and is only noticeable that you have a screen protector on when the device is off. Take only for a fraction of the price of same type of service your local mall provided. ABSOLUTELY NO BUBBLES... with very clear directions on how to use it. if you follow the instruction and right apply, we guarantee there will be no bubbles.