Screen will be completely black when viewed from left or right, Screen is only visible from the direct angle. Maintain the privacy of your screen when you are in a crowded area, such as bus, train, airplane, etc. The slimmest & stronger HD screen protector than regular. Bevelled 3D edges, an AMZER® exclusive, prevents chipped or fractured sides. Absolute NO interference on touchscreen. Premium Tempered Glass with silicone coating, prevents the glass from splintering into sharp edges. Uniquely processed transparent glass and scratch resistant material. Scratch resistance hard coating 8-9H.