FLIP7 One Filter Kit with DIVE Filter for GoPro 3, 3+, 4, 5, 6, 7
Amazon.com : SOONSUN 3 Pack Dive Filter for GoPro Hero 5 6 7 Black Super Suit Dive Housing - Red,Light Red and Magenta Filter - Enhances Colors for Various Underwater Video and Photography Conditions : Electronics
3-Pack Filters Kit Red Magenta Lens Red Color Filter for GoPro Hero 5 6 7 Black 45m Waterproof Housing Shell Case Accessory - AliExpress
JuneStar 3 in 1 Lens Filter Set CPL ND8 ND16 Gopro Hero 9 10 11 Black | Digital 3 Store
3-pack Filters Kit Magenta Snorkel Lens Red Color Filter For Gopro Hero 9 10 Black Super Suit Original Housing Case Accessories - Sports & Action Video Cameras Accessories - AliExpress
GoPro Hero3 Red Dive Filter-Snap On Accessory GoPro Hero3 White Silver Black | eBay
Dive Filter Yellow Red Purple Grey Orange Pink Underwater Diving Lens Filtro For Gopro Hero 3 3+ 4 Sj4000 Accessories - Sports & Action Video Cameras Accessories - AliExpress
PolarPro Red Filter for GoPro Hero3 / Hero3+ / Hero4 60m Dive Housing