AFAITH 3-Pack Dive Filter Kit + Waterproof Case for GoPro Hero 11/10/9 Black, Underwater Diving Photography Protective Housing Shell Cover + 3-Pack Dive Filter for GoPro Hero 11/10/9 Black

Specially designed for GoPro Hero 9 Black, perfect fit GoPro Hero 9 Black which makes it is easy to photography underwater.
The waterproof sealing ring and tight buckle will make sure that you can use your GoPro Hero 9 Black relieved when you are swimming, surfing, diving, snorkeling, drifting or photographing under water, needn’t worry about water seepage.
Red filter correct color deviation and solve the problem of greenish color at the depth of 12 to 85 feet; light red filter correct color deviation and solve the problem of bluish color at the depth of 2 to 15 feet; magenta filter correct color deviation and solve the problem of greenish color at depth of 8 to 75 feet.
The protective case has HD waterproof lens cover, which will make your GoPro Hero 9 Black screen a clear photograph or video under water.
KINDLY NOTE: These filters need to be used with the AFAITH waterproof case, it can't be used on the camera's lens directly.