All Day ND + CPL Lens Filter Kit for DJI Osmo Action 4 Camera, 6-Pack

MaterialOptical GlassCNC-Machined Metal Filter TypeND8: 3-StopND16: 4-StopND32: 5-StopND64: 6-StopND1000: 10-StopCPL CoatingOilproofScratch ResistantDust ResistantColor Neutral MountingSlide-On DimensionsDiameter: 1.7" (42mm)Thickness Polarizer: 0.23" (5.85mm)Thickness ND: 0.22" (5.55mm) WeightCircular Polarizer: 0.29 oz (8.2g)ND: 0.25 oz (7.2g)