Featuring three interchangeable filters, the Aqua Filter is the most versatile filter set for your diving adventures ✔ Yellow Filter for Night Diving ✔ Magenta Filter for Green Water ✔ Red Filters for Blue Water ✔ Frame for swapping filters. Tether and Micro Fiber Cloth included for added protection. Compatibility: GoPro Hero 9 Black (Protective Housing) ONLY.