58mm DM Optics High Resolution 3-piece Filter Set (UV, Fluorescent, Polarizer) For The Pentax 20-35mm, 31mm, 55-300mm, 55mm For Any Of These Pentax Kr Kx K5 K7 Digital SLR Cameras 3 Piece Filter Kit Includes: UV FILTER: Protects your camera's lens from scratches, dust, dirt, moisture, and fingerprints, while reducing unwanted ultra-violet glare PL FILTER: Polarizers let you achieve vibrant color saturation, reduce or eliminate glare from non-metallic object. FLD FILTER: Fluorescent light correction filter gives true-to-life color rendition. Fluorescent filter dramatically Filter Pouch for Storage and Protection