1、The lens is made of high‑quality optical glass, go through high‑definition grinding treatment, durable and strong. 2、Multi‑layer nano coating process, the lens has waterproof, oil‑proof, anti‑fouling and scratch‑proof performance. 3、Installation using magnetic suction, simple and quick, applicable for OSMO POCKET 2 camera. 4、It can eliminate the reflected light of non‑metal, glass or water, improve the clarity and expressiveness of the image, and increase the color density. 5、Can reduce the soft focus caused by atmospheric fog in the landscape, but does not change the equalize of the entire picture. 1 x CPL Filter Item Type: Lens FilterMaterial: Optical Glass + Aluminum AlloyColor: BlackWeight: Approx. 20.0g/ 0.7ozEffect: Eliminate non-metallic reflectionApplicable for OSMO POCKET 2