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
Amazon.com : SOONSUN 6-Pack Lens Filter for GoPro Hero 7 6 5 Black (ND8, ND16, ND32, CPL, Light Red, Magenta Filter), Neutral Density Circular Polarizing and Dive Filters Kit for GoPro Hero
GoPro Slip On Neutral Density Filter ND2 ND4 ND8 CPL for Hero5 6 7 8 9 - SC-NDF - Stuntcams
FLIP11 One Filter Kit with DIVE Filter for GoPro HERO 5, 6, 7, 8, 9, 10, 11
FLIP11 Two Filter Kit with DIVE & DEEP Filters for GoPro HERO 5, 6, 7, 8, 9, 10, 11
FLIP7 One Filter Kit with DIVE Filter for GoPro 3, 3+, 4, 5, 6, 7
GoPro Slip On Infrared Day Filter - SC-DF - Stuntcams
Amazon.com : Underwater Camera Dive Filters for GoPro Hero 5, 6 and 7 Black Super Suit Waterproof Housing Case in Red, Light Red, and Magenta, Professional Color Correcting Photography Accessory : Electronics
Team BlackSheep Online Store - ETHIX Tempered ND32 Filter for GoPro 7 and 6 BLOWOUT
Freewell Standard Day ND 4-Filter Set for GoPro HERO FW-H5B-ND