[High-Quality Optical Glass]Crafted from optical tempered glass with 9H hardness, providing superior scratch, impact, and wear resistance to effectively protect for Insta360 X3 camera lens. [Enhanced Light Transmission]The lens material offers a light transmission rate of 92%, further improved to over 98% with an AR coating layer, ensuring optimal image quality. [Water-Repellent Coating]Features a hydrophobic coating with a water droplet angle of 115 degrees, preventing water droplets from affecting your shots. [Easy Installation]Thoughtfully designed for simple and convenient installation and removal, making lens protection hassle-free. [Compatible with Insta360 X3]Specifically designed to fit and protect for Insta360 X3 camera lens. Specifications: Model Number: PU819 Compatible Model: for Insta360 X3 Material: PC + Optical Tempered Glass Glass Hardness: 9H Water Droplet Angle: 115 degrees