[Lens Protection]Designed to fit snugly over the camera lens, effectively protecting it from scratches and damage. [High-Quality Optical Glass]Constructed with optical imaging tempered glass and special coating to prevent water droplets from affecting image quality. [Enhanced Light Transmission]The lens material offers a light transmission rate of nearly 92%, further improved to over 98% with AR coating. [Easy Installation]Thoughtfully designed for simple and convenient installation and removal. [Waterproof Design]Features a silicone waterproof ring for added protection against moisture. Specifications: Compatible with: for Insta360 ONE X2 Materials: PC, Metal, Optical Tempered Glass Waterproof Ring Material: Silicone Dimensions: 59.6 x 53 x 35.7mm Weight: 30g