Neewer 37mm Clip-on ND 2-400 Cellphone Camera Lens Filter Kit: Adjustable Neutral Density Filter with Phone Clip for iPhone X 8 plus 7 Plus 7 6 6S Plus Samsung HTC Motorola iPad
Ultimaxx 55mm ND2 to ND400 Slim Fader Variable Adjustable ND Neutral Density Filter for All DSLR Camera Lens with Same Filter Thread Size - Walmart.com
JJC ND Filter Variable ND2 400 Neutral Density Fader Adjustable Lens Filter 49 55mm 58mm 67mm 77mm 82mm Photography Accessories|nd2 to nd400|lens filterneutral density - AliExpress
Amazon.com: Slim Adjustable Filtro Neutral Density ND2-400 Filter for DSLR No X Pattern in The Middle of The Picture for DSLR Lens 82mm : Electronics
Zomei 67mm Fader Variable ND Filter Adjustable ND2 to ND400 ND2 400 Neutral Density for Canon NIkon Hoya Sony Camera Lens 67 mm|nd2 to nd400|lens 67zomei 67mm - AliExpress