Bower Xtreme Action Series VFKGP6 6-Piece Filter Kit for GoPro HERO3+, HERO4 (UV, CPL, ND8) 6-Piece Filter Kit for GoPro Hero 3+ Ultraviolet, Circular Polarizing and Neutral Density (8X) Filters Two Adapter Rings for GoPro and Carrying Case 1-Year Manufacturer Limited Warranty