Reduce Sunlight by Different LevelsNeutral density filters reduce the amount of filters entering your camera sensor to avoid overexposure and slow shutter speed for long exposure shots. ND8 reduce light exposure by 3 stops, ND16 by 4 stops, and ND32 by 5 stops
Enhance Color & ContrastCPL filters eliminated non-metallic surface reflections such as water and glass and enhance the color and contras, creating deep, rich scenic images. With this filter kit, you can easily handle a variety of lighting conditions from cloudy days to bright sunny days
Ultra Strong Magnets It hold your filter firmly, even on high wind or high speed racing rated up to 70mph. This ND & CPL allows for hot swap quick filter changes and removals, helps to get 4K videos and crystal-clear pictures efficiently during climbing, cycling, skydiving, snorkeling, paragliding etc