Features: 1. High Light Transmittance: Adopt High Light Transmittance And Corrosion Resistance Pc, High Light Transmittance, Will Not Affect The Effect, Lightweight And Design To Add The Minimum To Your Action Camera.2. Not Suitable For Underwater : The Lens Protection Of The One X2 Is Splash-Proof, Not Suitable For Underwater Use. Use A Diving Goggle Case For Underwater .3. Professional Lens Protection Cover: Waterproof, Oilproof, Dustproof, Anti-Collision, Can Protect Your Action Camera Lens From Scratches And Impacts.4. Note 1: Use, Make The Lens Of One X2 Is Clean And Dry. After Removing The Lens Protection Layer Of The One X2, Apply The New Adhesive.5. Note 2: If The Image Is Distorted Or There Are After Installation, Upgrade Your Phone'S App And Turn On The "Horizontal Correction" And "Remove Splicing Chromatic Aberration" Functions In The .Description:1. Model: Insta360oners Panoramic Protective Mirror2. The Product Adopts High Light Transmission Tempered Glass, Ar Double-Layer Optical Coating, Anti-Drop And Scratch-Resistant, Which Can More Effectively Protect The Camera Lens3. Material:PC+ABS4. Lens Material: Tempered Glass, Ar Double-Layer Optical Coating5. Product Size: 6.2 x 5.0 x 1.5cm (L x W x H)6.Only Available For One Panoramic Lenses7.Colour: blackPackage Contents:1 x Camera Lens Protective CoverOnly 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.