Non-destructive image quality with high resolution and high transmission. Compatibility - Designed for Insta360 X4 Air, 9H scratch resistance, thanks to the industry-leading hardness of 9H, this holds up. Pressure sensitive & transparent-high response, self-healing, non-yellowing and extremely clear. All in a single layer made of flexible yet tough film, ultra-transparent, 99% light transmission maintains the original visual quality. Maximum complete Coverage - Covers fully curved edges; Ultra slim and designed to fit your Insta360 X4 Air perfectly. Self-installation tool - Bubble-free, easy installation and perfect fit. This film is easy to apply after thorough cleaning of the display and dust-free environment, follow the instructions step by step.