Amazon.com : Original Osmo Pocket 3 Magnetic ND Filters Set ND16/64/256 Filters for DJI Osmo Pocket 3 Camera Lens Filter Accessories Magnetic Design Makes Replacement Easier : Electronics
K&F Concept Magnetic ND Filter Kit for DJI Osmo Pocket 3 (ND4+ND8+ND16+ND32) Optical Glass Multi-Coated Waterproof Anti-scratch - AliExpress
NEEWER 4 Pack ND Filter Set For DJI Osmo Action 4 - NEEWER
Tiffen 6-Filter Neutral Density and ND/Polarizer OSMOPOCKET6KIT