Diving Lens Filter Kit for GoPro Hero 4 and 3+ - Waterproof Housing – CamKix
Diving Lens Filter Kit for GoPro Hero 4 and 3+ - Waterproof Housing – CamKix
Isotta GoPro S Underwater Housing for GoPro HERO4 Silver
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