Must Have 7pc. Filter Kit For Gopro Hero3+, HERO4 Action Cam Includes +1 +2 +4 +10 Close-Up Macro Filter Set with Pouch + 52mm 3pc. Filter Kit (UV, CPL, FLD) with Pouch + Gopro Lens Adapter + More UV Protective Filter: Prevents loss of sharpness and contrast by filtering out UV rays and Haze. Protects Lens from scratches, scuffs and smudges CPL Circular Polarizer Filter: Uses Polaroids patented Polarizing techonolgy to give you total on location control of color saturation, make skies bluer, grass greener-even eliminate surface reflections from glass and water FLD Fluorescent Filter: Eliminates that annoying greenish tinge which fluorescent lights add to photos. 4 piece Close-up Filter Set with Case - With Close-up lenses, you can dive into the world of macrophotography. Shoot your stamps, flowers in your garden, your jewelry collection and many other items. Don't let anyone tell you it's impossible to mount filters on a GoPro camera. This GoPro Hero3+ and Hero4 Lens Adapter Features: Allows you to mount any type of filter or lens converters with a 52mm thread, such as: Linear Polarizer Filters. Circular Polarizer Filters. Neutral Density Filters. Graduated Neutral Density Filters. UV Filters. Warming Filters. Cooling Filters. Close Up Filters. Wide Angle Converters. Fisheye Converters. Tele-Converters. Comes with 52mm Adapter, Allen Key, Lanyard