Konsait GoPro Hero3+ Purple Filter GoPro Standard Dive Housing Scuba Accessory Water Color Correction for GoPro Hero 3+ 4 Camera Purple Only compatible with Gopro Hero 3+ dive housing(Gopro original, NOT fits for third-party dive housing) Purple Filter : The color correction filter reduces the overall blue tone of underwater video, and bring back the other colors; Can help cameras capture vibrant tropical colors while filming below 10 feet of water. Snap-on design makes it easy to install and remove Made of a virtually Perfect for Scuba Diving, Underwater photography, Aerial Photography optical resin which provides durability ,sharpness and produce high quality imagery. Perfect for Scuba Diving, Underwater photography, Aerial Photography