【Dedicated to Osmo Action 4】 Introducing the latest must have ND/CPL filter set, compatible with DJI Osmo Action 4. This NEEWER filter kit boasts top notch HD glass that ensure crystal clear imaging during outdoor high intensity sports shooting. It's ideal for a range of glossy sports scenarios like surfing, snorkeling, kayaking, skiing, mountain biking, skydiving, skateboarding, and more | 【Control Exposure & Reduce Reflections】 The ND/PL filters offer a convenient solution by combining neutral density (ND) and polarizing (PL) filter functions into a single unit. ND8/PL ND16/PL ND32/PL ND64/PL reduce light by 3, 4, 5, and 6 stops respectively, allowing precise exposure control in different lighting conditions. Also, they effectively minimize glare and reflections from nonmetallic surfaces such as water and glass just like the polarizing filters | 【Both Side Multi Layer NANO Coated】 With 30 layers of multi functional NANO coatings on both sides of the HD optical glass, these filters are water repellent, scratch resistant, and oil proof | 【Lightweight Ultra Slim Frame】 Crafted with meticulous CNC craftsmanship and an ultra slim aluminum frame, these lightweight filters weigh just 0.15oz/4.3g each and will not affect the lens's functionality | 【Secure Effortless Attachment】 With a simple thread rotation design for direct installation, these filters fit seamlessly onto the lens. Their sturdy build ensures stability during active movements, and together with the filter case, ensures hassle free use while being portable