Oppo A17 Dux Ducis Series 9D Tempered Glass 9H Full Screen Tempered Glass with Black Frame Extremely durable 9H tempered glass by Dux Ducis. It is adapted to the Oppo A17 , perfectly protects the screen of the device from damage due to falls or scratches (for example, by keys carried in your pocket). Glass absorbs the energy generated by the impact and distributes it on its surface. Thanks to this, only the applied glass breaks, and not the entire display. The cost of replacing this gadget is incomparably lower than installing a new display! It is contained in an elegant, rigid manufacturer's packaging, which prevents damage during transport. The set includes cloths to clean the LCD screen and stickers to get rid of dust particles. Specification: Brand: Dux Ducis Series: Dux Ducis 9D Tempered Glass Compatibility: Oppo A17 Hardness: 9H New, Originally Packaged Extremely Impact and Scratch Resistant Easy to Install Included: Tempered Glass, Screen Cleaning Cloths, Dust Particle Removal Sticker How to Put the Glass on the Display? Clean the screen of your device very thoroughly with the included cloths Peel off the glass security tape Place the glass precisely on the screen Remove the air from under the glass, you can use an ATM card, for example