58mm 2 in 1 Filter Kit MCUV+CPL Filters, HD/Waterproof/Scratch-resistant/Anti-reflection, with Upper and Lower Metal Lens Caps & Storage Bag - KENTFAITH
Amazon.com : High Definition 58mm CPL Circular Polarizing Filter with Multi-Coating for Olympus 14-150mm f/4.0-5.6 II Lens, Olympus M. 40-150mm F4.0-5.6 R Zoom Lens & Olympus M. 40-150mm F4.0-5.6 R Zoom Lens :