About this item ESSENTIAL GOPRO ACCESSORIES: Precisely engineered for GoPro Hero 9, these ND filters produce higher quality pictures and footage by controlling the light entering the lens. QUALITY and PRECISION: Designed with high grade multi-coated, high definition glass to provide crystal clear footage. Precise machine tooling ensures a secure fit to your camera WHAT THE PROS USE: ND Filters provide more control of the camera's aperture, exposure time and sensor sensitivity settings to reduce the amount of light coming into the sensor. THREE FILTERS: Includes 3 different filters for various situations and effects. Better footage is just a click away with a simple change of filter. ENHANCE YOUR PHOTOGRAPHY EASILY: ND Filters eliminate washed-out photos and video due to bright sunlight for better contrast and richer color. Capture every colorful moment.