TELESIN ND & Circular Polarizer 4-Filter Set for GoPro Hero9

ND8, ND16, ND32 & Circular Polarizer, Multi-Coated Glass, Aluminum/ABS Frame, Cuts Light for Longer Exposures, Reduces Reflections, Quick 2-Step Mounting, Scratch Resistant & Waterproof. This 4-Filter Set for GoPro HERO9 from TELESIN includes a circular polarizer ND8 ND16 and ND32 filters and a storage case. Use the ND filters to cut the amount of light entering your camera on bright days or for long-exposure effect shots. The circular polarizer both cuts lights and reduces or eliminates reflections.