Watch 42mm Screen Protector, IQ Shield Tempered Ballistic Glass Screen Protector for Watch 42mm 99.9% Transparent HD and Anti-Bubble Shield - with The Apple Watch 42mm Screen Protector is backed by the IQ Shield Lifetime Replacement Warranty 99.9% clear, tempered ballistic glass that provides true High Definition images on the device when compared to other protectors. A hydrophobic and oleophobic outer coating prevents sweat and oil from staying on the surface of the screen Designed from a single sheet of .33mm thin tempered glass, the protector features 9H hardness which provides protection against scratches and scrapes without adding bulk to the device The IQ Shield ballistic glass screen protector for Apple Watch 42mm features rounded edges and is designed to resist damage on impact Dust-free and bubble-free installation allows easy application while Accurate Touch technology keeps the screen fully responsive