For Apple iPhone 4,iphone 4S Premium Ballistic Glass Screen Protector - Protect Your Screen from Scratches and Drops - Maximize Your Resale Value - 99.99% Clarity and Touchscreen Accuracy 2.5D curved edge,create a smooth touch sense.It feels like fondling pebbles by applying the 2.5D curved craft in toughened glass membrane, which is so smooth that fuse together with the mobile phone very well. 0.33mm thinness.Compatible with: iPhone 4 / 4S.Extremely thin and perfect in protection,surface hardness up to 9H,which can reduce impact and damage more effectively. Made of Nano chemical materials, HD ultra-clear with high sensitivity and comfortable touch feeling High-definition bright,Incomparable light transmission up to 99%.All the color of the screen shows incisively and vividly without any distortion.Pictures can be restored completely, which protects eyesight, relieves fatigue, absorbs blue light and protect eyes. Resistant to oil and water,Nano plating coating adhesion prevention liquid, The oil can effectively separate the membrane surface,and easy to cleanse.