Apexel CPL Filter 67mm I purchased this and tried attaching it to my smartphone once, but I'm not using it, so I'm selling it. It's in excellent condition with no noticeable scratches. [Enjoy Serious Smartphone Photography] This product is a kit containing a 67mm CPL filter and a 58/67mm universal clip. This lens filter set can be used by clipping it onto your smartphone, and it also supports 58/67mm diameter SLR camera lenses. The APEXEL 67MM CPL filter removes reflections from the surface of the subject, allowing you to reproduce the original colors more vividly. [Ultra-Low Reflection, Sharper Images] This 67mm CPL filter effectively suppresses reflections and glare, making it stress-free to photograph scenery through windows or glass products. It's the perfect item for those who want to take amazing photos with their smartphone, just like an expensive professional camera. [Easy-to-Attach and Detach Universal Clip] This smartphone CPL filter package also includes a 58mm to 67mm conversion adapter. You can attach any brand of filter with a 58/67mm diameter. In addition, the clip has a cold shoe mount for an LED fill light or wireless microphone. There's also a screw to prevent it from falling off, improving stability.