OVERVIEW: Have Long Lasting Quality Against Smudges. Durable Surface & Scratch Resistant. Easy to Install: Carefully align the glass to the screen and slowly apply it to the screen. Press the centre of the GLASS lightly on the adhesive part will spread over all parts smoothly. Case Friendly: Protector is smaller than the actual size of the phone to ensure it is compatible with MOST cases Keep the original feel of your screen. Why not full screen?: Because OPPO A31 is with a micro-arc carved...