Red Filter-Tropical Water Color Correction-Hero 1 & 2 Dive Housing Only Color Correction for Blue and Tropical Water Simple Snap-On Design Constructed Out Of Strong Optical Acrylic Includes: Filter, Leash, Storage Bag Satisfaction Guarantee Color Correction for Blue and Tropical Water Simple Snap-On Design Constructed Out Of Strong Optical Acrylic Includes: Filter, Leash, Storage Bag Satisfaction Guarantee