Amazon.com : K&F Concept 58mm Magnetic Variable ND Lens Filter ND8-ND128 (3-7 Stops) + Magnetic Filter Basic Ring Kit, Adjustable Neutral Density Filter with 28 Multi-Layer Coatings Waterproof (Nano-X Series) : Electronics
58mm Digital High-Resolution ND8 Filter Kit For The Panasonic Lumix DMC-G85, DMC-G6 Digital Cameras with (14-42mm, 12-60mm) Lenses. Multi-Coated 3 PC ND8 Filter Kit (UV,CPL,ND8) + BONUS - Walmart.com
Neutral Density 8 Filter with 58mm diameter - MFND8-58 | Manfrotto Global
NiSi SWIFT FS ND Filter Kit with ND8 (3 Stop), ND64 (6 Stop) and ND1000 (10 Stop) for 52mm | 55mm | 58mm | 62mm Filter Threads + Case | NiSi Optics USA
K&F Concept Nano-X ND8 Green Multicoated Variable ND KF01.1510