1) Top Quality XSYMZ HD CPL Filter, you can mount it on any common size camera lens to protect the lens. Please verify your camera's lens thread size (usually marked somewhere on the rings). 2) Made of Schott Optical Glass B270, aviation aluminum frame ensuring great durability and jamming prevention. 3) Double side multiple layers nano coating (AR film + Oil and water repellent film), Anti-Scratch, Ultra Low Reflection, Water Repellent, Increase Surface Durability, Oil & Dust Resistant. 4) Polarizing rate:99%, used to eliminate stray light, non- metal refection, increase the color saturation, improve the clarity and expression of images. 5) Package: HD CPL Filter, high-end plastic box and exquisite color paper box.