Tempered glass: 1. Ultra-thin glass (T≈0.26mm) 2. Surface thickness: 9H oleophobic coating: oil resistant, acid resistant, alkali resistant 3. Environmental protection and pollution-free products 4.High safety factor, high touch sensitivity, easy disassembly 5. Tempered glass has high transparency and color will never change 6. The surroundings are smooth and the screen is not chipped. Back cover protective film: 1. Protect the equipment from scratches, impacts and other damage during daily use. 2. Easytosnaponandremove. 3.3D carbon fiber protective film 4. Long-lasting anti-scratch protection, greatly reducing the traces of dust, Minnick and fingerprints. 5. Screen protective film is prone to mold. 6. Makeyourphonespecial.