XCSOURCE Filter Kit 3PCS Color Filters (Rose + Purple +Yellow) + 58mm Filter Adapter + Rose Filter Case + Lens Cleaning Cloth For Gopro Hero 3 LF364 Under sea Diving filter set with 58mm Adaptor for GoPro Hero3 Made by CNC, the material is Aluminum Alloy. Allows you to mount UV lens, gradient filter lens, polarizing lens of diameter on to the GoPro Hero 3 HD video camera. The 58mm Filter also compatible with any camera lens with 58mm filters thread.