MOTONG Tempered Glass Screen Protector for Acer Iconia One 8 B1-850,9H Hardness,0.3mm Thickness with Real Glass (For Acer Iconia One 8 B1-850) Note:Tempered Glass Screen Protector For Acer Iconia One 8 B1-850 only Acer Iconia One 8 B1-850 Screen Protector no gaps between LCD and the glass screen protector. Tempered glass film provides super smooth touching as well as no lose in touch screen sensitivity Hard coated scratch proof 8-9H. At 0.3mm slimness it does not any add bulk to your tablet. MOTONG Lifetime Warranty and don't worry about the problems once you order the product