Polaroid 58mm HD Multi Coated Magenta Dive Filter.

Features:

✔️For Use In Green Water

✔️Designed to work up to 70' deep

✔️Provides increased vibrancy and a more natural-looking white balance

✔️Works with the Polaroid filter adapter for GoPro Hero 3 & 3+ (Not Included)

✔️Made out of high quality glass