1. Screw-on design, not easily fall off during use. and does not increase the burden of filming 2. Screw-on design, not easily fall off during use. and does not increase the burden of filming 3. Anti-fog and light-transmitting coating process, suppress glare, and transparent, improves light transmittance to image quality 4. Easy to install and disassemble without the need for other tools 5. Model Number:for GO 3S Features: 1. Protective lens guard is suitable for GO3 S camera 2. Screw-on design, not easily fall off during use. and does not increase the burden of filming 3. Tightenable protection design, heightened protection processing, to protect the lens from water 4. Anti-fog and light-transmitting coating process, suppress glare, and transparent, improves light transmittance to image quality 5. Easy to install and disassemble without the need for other tools Color: Picture Color Material: Glass+Plastic Package Contents: 1x Lens(Camera not included) 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.