Amazon.com : 4pc Filter Kit For GoPro Hero 3 Large Dive case. Filters come w/ Soft Case. Red, Purple, Pink and Gray Colors. Scuba Green Water, Scuba Tropical Water, ND & Warming
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