?Features:
The amazing novelty for Gorpo Hero3+/Hero3.
This filter can limit the reflection from non-metal surface， such as water and glass windows.
Using the filter， the color shall become brighter and clearer and the contrast shall be strengthened.

Note: There may be a black circle in your photos when you use with this filter; it is a normal phenomenon.

Specifications:
Compatibility: for GoPro Hero3 / Hero3+
Lens diameter: 37mm
Material: Optical glass， plastic， aluminum alloy
Anti-shake: No
Viewing angle: 135-170▲
Focal distance: 0cm
Item weight: 19g / 0.7oz
Package size: 11 * 10 * 1.5cm / 4.3 * 3.9 * 0.6in
Package weight: 31g / 1.1oz

Package List:
1 * 37mm CPL Filter
1 * Filter Adapter
1 * Lens Protective Cap
(Cameras are not included)