37mm CPL Filter Circular Polarizer Lens Filter with Cap for GoPro HERO4 /3+ /3

1. The amazing novelty for GoPro HERO4 /3+ /3 This filter could limit the reflection from non-metal surface such as water and glass windows
2. Using the filter, the colors shall become brighter and clearer and the contrast shall be strengthened
3. Armed your camera, Share your world
4. Material: Glass, plastic
5. Suitable for GoPro HERO4 /3+ /3
6. Lens Diameter: 37mm