Gopro UV Lens Filter 37mm + Alloy Adapter Ring + Lens Cap Lente Protector Filtro for Gopro Hero 3 3+ 4 Accessories Set filtros
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