• Advanced CPL Filter: 4.1 inches (105 mm) polarized CPL filter. Fits 105mm lens size, please check your lens size before ordering. (⚠️ This product will be shipped randomly with new and old packages, but the quality of the contents does not change. Thank you for your understanding. ) • (NANO-X & High Transmittance) Adopts nano-coating to achieve 99.6% high transmittance and maximize the photographic power of the lens. High quality optical glass significantly lowers lens flare and ghosting, suppressing reflections, allowing you to take bright and diverse photos freely • Green Film & Anti-Reflection: The C-PL filter uses a green film to block UV rays, and remove environmental polarization, blue the sky color, and control the light reflected on the surface of the water to make the scenery clear • Water Repellent and Stain Resistant Coating: The surface of the filter is treated with 18 layers of nano-coating to provide water and oil repellent, making it resistant to fingerprints, and dirt can be wiped off easily. You can safely shoot in harsh environments such as rivers, mountains, and deserts • Thin Frame & Stable Durability: With a thin 0.2 inch (5.3 mm) frame, it can be used with wide angle lenses to prevent vignetting Metal frame for excellent durability and stability