Amazon.com : Underwater Housing Red Filter for GoPro HD Hero 3 : Underwater Camera Housings : Electronics
FLIP7 Three Filter Kit with SHALLOW, DIVE & DEEP Filters for GoPro HERO 7, 6, 5, 4, 3+, 3 - FLIP10
Polar Pro GoPro Hero 3 And Hero 3+ Filter
GoPro Red Dive Filter for HERO3/3+/4 Dive Housing ADVFR-301 B&H
Polar Pro Aqua Series Red Filter For GoPro Hero3+, Hero4 with Standard Housing | Bluewater Photo
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 Your Camera CASE} : Electronics - Amazon.com
How to Add a Polarized Lens Filter to a GoPro HERO3
Diving Lens Filter Kit for GoPro Hero 4 and 3+ - Waterproof Housing – CamKix
GoScope Optical Red Filter for GoPro Hero 3 700443190565 | eBay
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
GoPro HD 3+ 4 Oculus Red Filter Plus Dive Housing / OC-GPRFI3+C / GoPro / Stuntcams - Stuntcams
GoPro HERO9®/HERO10® Black Underwater Filters | PolarPro
Amazon.com : GoScope Reversible Red Filter for GoPro Hero 3+ OPEN BOX : Electronics
Fosmon GoPro Diving Housing Filter with Mounting Protective Frame for GoPro Hero 3+/4 - Red - Walmart.com