Saco screen protector is crystal clear, invisible and glossy. It protects your screen from scratches and dust. It is gum free and can be removed easily whenever required even after years. It has three layer protection. Kindly ensure the size before ordering. Saco screen protector is a premium quality product. Proper installation will yield an excellent result. We accept returns/rejections before peeling of layer 1 and layer 2 stickers. No support for bubble issue. It is purely due to improper installation. So request you to follow the instructions carefully.