Feature: 1. Applicable Modle: CPL ND8 ND16 ND32 filter kit is designed specifically for DJI Osmo Action 4, providing more creative space for photography and clearly documenting beautiful scenery. 2. Get Professional and Artistic Visuals: The 4 in 1 filter set includes CPL filters, ND8, ND16, and ND32 filters, and is suitable for different scenes and lighting video shooting, bringing more creativity and imagination to your photography journey, and obtaining more professional and artistic visuals 3. High Definition Optical Glass: The lenses are made of optical glass with high definition grinding treatment, almost without color deviation, high transmittance, and clear imaging, bringing you higher high definition image quality. 4. Multi Layer Coating Process: CPL ND8 ND16 ND32 filters adopts a double sided multi layer coating process to reduce light reflection between lenses, resulting in clearer imaging and better image quality. 5. Light and Portable: The ultra thin aluminum frame features a knurled design, making it comfortable to grip without slipping. It comes with a storage box that allows filters to be placed in pockets and backpacks for easy transportation and storage. 6. Easy to Install and Disassemble: The installation of CPL ND8 ND16 ND32 filters is simple and convenient, allowing you to rest assured on your video shooting journey. Specification: Item Type: CPL ND8 ND16 ND32 Filter Kit Material: Aluminum Alloy, Optical Glass Weight: Approx. 72g / 2.5oz Applicable Model: Suitable for DJI Osmo Action 4. Package List: 1 x CPL Filter 1 x ND8 Filter 1 x ND16 Filter 1 x ND32 Filter 1 x Storage Box