• Filters snap on and off easily from your GoPro Hero 3+, Hero 4 housing
• The color correction filter reduces the overall blue tone of underwater video, and brings back the other colors Due to wave refraction, pictures taken underwater may suffer color distortion. Using this color correction
• filter, pictures taken under water will be more lively and natural
• Filters are crafted out of a high optical grade acrylic for maximum sharpness
• Directly use on the Waterproof lens cover, very convenient

Feature:
Due to wave refraction, pictures taken underwater may suffer color distortion. Using this color correction filter, pictures taken under water will be more lively and natural.
How to choose the filter color?
Yellow Filter–Use in Tropical waters in the morning, shallow water, use in blue water(Diving filters)
Red Filter–Use for water depth of 10-20 meters, around noon (sunlight water) can be used red, the main purpose is to restore the water to be absorbed red and to leave you