Standard lens protective cover features: 1. Special lens protective film, made of high-strength PC material, resistant to daily collisions and scratches. 2. Detachable design makes disassembly and assembly more convenient. describe: Model: Panoramic lens protective film, designed to fit the lens and not be afraid of scratches. Lens material: Highly transparent PC-2805, hardened, anti-reflective, waterproof, AF AR double-layer optical coating Product net weight: 12 grams Lens material: PC-2805 (plastic) Transparency: 99% Bracket material: PC Color: as shown High screen sensitivity, comfortable touch feeling. Shockproof, maximum screen protection. Protect screen from scuffs and scratches by knife, keys and other hard substances. Effectively protect against water, oil or rain. High transparency high-quality fingerprint proof screen99% high optical transmittance and show realistic color of the camera. Scratch-proof & Crack-proof Curved HD Film. High Definition High Transmittance Curved & Full Coverage protective film, offers perfect fit and smooth edges for the screen of Insta360 X3. A Style:plastic B Style:tempered glass Material: tempered glass Package Contents: 1 set of lens protectors Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.