Made of imported taiwan material, perfect transparency. 3 layers of pet film, total thickness 0.25mm Anti-scratch (4h), anti-dust 100% silicon coating, adhensive to the screen automatically Washable and reusableed after long-term usage No bubble after stick to the screen No glue remains when remove Suit temperature: -10~80 N.W:2g/pcs g.W: 12.5g/pcs Package size: 8*12.5*0.1cm