1CPL Filters: Polarizers filter can eliminate harmful reflected light, improve image clarity and expressiveness, increase color concentration, such as deep sky blue, highlight white clouds, eliminate reflected light from glass or water. It can also reduce the soft focus caused by atmospheric fogging in landscape photos, but does not change the tone balance of the entire picture. 2Compatibility: Magnetic installation, quick filter replacement, easier attaching detaching, compatible for Pocket 3High Performance: Double sided multi layer nano coating process, waterproof, anti oil, anti dust, anti soil, scratch resistant. 4Rotating And Adjusting: Ultra slim rim profile to avoid vignetting on wide angle lenses, while maintaining rotation capabilities to adjust polarization levels. 5Optical Glass: The filter adopts optical glass, ground and polished multiple times to create a low refractive index for accurate photo capture.1 x Camera Lens Filter1 x Cleaning Cloth 1 x Storage Box