52mm Round Circle CPL Lens Filter for GoPro HERO 4 / 3+, Xiaoyi Sport Cameras and Other Sport Cameras Dive Housing

1. Made of glass and aluminum alloy material, durable to use
2. Need a filter adapter to install onto your action camera
3. CPL filter provide color and contrast enhancement
4. It removes glare from non-metallic surfaces, such as windows and water
5. Light weight and durable.
6. Compatible with GoPro HERO4 /3+