Amazon.com : GoScope (60M) Red Filter - Compatible with GOPRO HERO4 / HERO3+ / HERO3 Dive HOUSING (60M Case Only) Laser Cut Optical Red Filter (See Pictures to Make Sure This FITS
FLIP7 Pro Package with SHALLOW, DIVE & DEEP Filters & +15 MacroMate Mini Lens for
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
Nflightcam Propeller Filter for GoPro Hero3+ and Hero4 – Nflightcam.com
GoPro Hero 4 Session - Polariser / Red Filter by PolarPro - REVIEW - YouTube
Amazon.com : CamKix Diving Lens Filter Kit Compatible with GoPro Hero 5 and Hero 4 Session Camera - Enhances Colors for Various Underwater Video and Photography Conditions : Electronics
GOPRO HERO4 BLACK CAMERA IR FULL SPECTRUM 5.4MM INFRARED FLAT LENS 1000NM FILTER | eBay
Diving Lens Filter Kit for GoPro Hero 4 and 3+ - Waterproof Housing – CamKix
Amazon.com : CamKix Cinematic Filter Pack Compatible with GoPro Hero 4 and 3+ Includes 4 Neutral Density Filters (ND2/ND4/ND8/ND16), a UV Filter and a Cleaning Cloth. : Electronics
FLIP4 Three Filter Kit with SHALLOW, DIVE & DEEP Filters for GoPro 3, 3+, 4
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 : YALLSAME Waterproof Case with Dive Filter for GoPro Hero 4 Hero 3 Hero 3+ Filter Protective Housing Scuba Diving Snorkeling Underwater Photography Accessories for Go Pro 4 3 3 Plus Black Silver : Electronics
Diving Lens Filter Kit for GoPro Hero 4 and 3+ - Waterproof Housing – CamKix
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
SRP ND4/CP Filter for GoPro & 3DR Solo Drones | GoWorx