Amazon.com : SOONSUN 4-Pack Lens Filter CPL ND8 ND16 ND32 Filter for GoPro Hero 5 6 7 Black, Neutral Density and Circular Polarizing Lens Filter Kit Lens Protector for GoPro Hero 5 6 7 Black Camera : Electronics
Amazon.com : (Pack of 3) Tempered Glass Screen Protector for Gopro Hero 4 Session Hero 5 Session, Akwox 0.3mm 9H Hard Scratch-Resistant Camera Lens Film for GoPro Hero4 Session/Hero5 Session Camera Accessories :