'JAYM PROTECTIVE LENSES To protect your Smartphone screen, choose Jaym quality Jaym is a French brand specializing in Premium protection for Smartphones. For several years we have been striving to design products designed for your daily life, in the strictest respect of social and environmental standards. Find a wide range of protective glasses for all phones, meeting different tastes and uses. From simple flat glass to premium ASAHI glass. High resistance 9H ASAHI Anti-reflective and anti-fingerprint treatment What does the 9H certification of Jaym lenses mean? The Mohs scale rates the strength of minerals from 1 to 10, from the most friable to the most resistant mineral. The hardest mineral is rough diamond, rated 10. Our ASAHI protective glass is rated 9,