Fantaseal 2in1 Diving Lens Filter For Gopro Hero 4 3+ 3 Red Correction Filter+16x Close Up Macro Lens For Gopro 4 Action Camera - Sports & Action Video Cameras Accessories - AliExpress
Amazon.com : PolarPro Aqua Filter 3-Pack (Red, Magenta, Snorkel) for GoPro Hero7 / Hero6 / Hero5 Super Suit Housing : Electronics
Polar Pro - Aqua 3-Pack Filters - Go Pro Hero 4/3+ Edition (Red, Magenta, Snorkel Filters) - YouTube
PolarPro Red Filter Hero4 for GoPro Hero3+ / Hero4 40m Standard Housing
PolarPro Red Snorkel Filter for GoPro HERO4 Session P7001 B&H
Polar Pro Red Filter Hero8 Black | GoHero
Polar Pro Aqua Series Red Filter For GoPro Hero3+, Hero4 with Standard Housing