【Natural Color Enhancement】 NEEWER CPL Filter significantly improves contrast and saturation, delivering amazing photos with rich colors and fine details 【HD Visual Experiences & Low Light Reflectance】 Featuring the premium HD optical glass with multiple layers of polarizing films, this CPL filter minimizes the light reflectance to less than 0.1%, reducing flare and ghosting for a high definition visual experience 【Multi Resistant Nano Coatings】 The multi layer Nano coatings on both sides of the filter effectively protect against water, dust, oil, fingerprint, and scratches, easy to clean with just one wipe 【Ultra Slim Frame & Smooth Rotation】The ultra slim yet sturdy aluminium alloy frame with the advanced CNC precision treatment enables effortless installation, and straight knurls ensure smooth rotation for achieving the best effects 【What You Get】Includes 1 x 72mm CPL Filter, 1 x Cleaning Cloth, 1 x Filter Case. Note that this 37mm camera filter is compatible with 37mm lenses. The thread size is marked on the front or side of your lens, next to a "ø"(diameter) symbol. Please verify the thread sizes before purchasing the filter