tempered Glass Screen Protector is Designed to Perfectly Fit Your Smartphone. It Has Very Easy Application, Leaving No Bubbles. Its Oleophobic Coating Helps Reduce Visibility Of Fingerprints And Other Contaminants, Making It Easy To Quickly Clean The Screen. Measuring In At Just 0.3mm Thick, Our Premium Glass Screen Protector Is Scratch And Wear Resistant, And Also Has Glare Reducing Capabilities. Designed To Be Extremely Tough And Durable. Instructions To Use: 1. Remove The Cover Of The Adhesive Tape Using The Sticker "pull Sticker" Attached On The Tape.2. Align The Tempered Glass Proper On The Device Ensuring That The Front Camera Hole On The Tempered Glass Matches With The Camera On The Device.3. Press The Tempered Glass slightly On The Device From Top To Bottom, In Order That The Sticky Part Gets A Hold Of The Device.caution: Product Must Be Installed In A Dust-free Environment; Applying Excessive Force During Installation or Removal May Damage The Tempered Glass. Clean The Lcd Screen Properly And Make Sure That There Are No Dust On It Before Applying The Tempered Glass. Also Remove The Mobile Cover,flip Cover,bumpers If Any Placed On Mobile During Applying The Tempered Glass. Tempered Glass Remains Nearly Invisible And Leaves No Sticky Residue Or Any Marks Behind If You Decide To Remove It. Phone Models Shown In The Pictures Are For Illustration Purpose Only.