Amazon.com : 72mm CPL Circular Polarizer Filter for Canon EF-S 18-200mm f/3.5-5.6 is Lens : Electronics
Amazon.com : K&F Concept 72mm Variable Fader ND2-ND32 ND Filter and CPL Circular Polarizing Filter 2 in 1 for Camera Lens No X Spot Weather Sealed : Electronics
K&f Concept Nano-x Circular Polarizer Filter 58mm 62mm 67mm 72mm 77mm 18 Layer Coated Super Slim Cpl Filter For Nikon Canon Sony - Camera Filters - AliExpress
Freewell 72mm Magnetic Quick-Swap Circular Polarizer FW-72-CPL