Punkcase Glass SHIELD is build with the highest quality tempered glass to obtain the best HD clear visibility. Punkcase Glass SHIELD covers the whole screen unlike other screen protectors from competitors. It also has 2.5D rounded edges, 0.33mm thick and has 9H hardness for superior protection. Punkcase designed the Glass SHIELD with an oleophobic coating which provides a smooth touchscreen experience without fingerprint residue being left behind. The Glass SHIELD has 100% Bubble-free guarantee silicone adhesive layer ensures bubble free installation.