1PERFECTLY COMPATIBLE: Action camera windslayer cover is designed for OSMO Action 4 Action 3 sports cameras to reduce wind noise, thus enhancing sound catch in high speed activities or windy environments and protecting the camera from scratches. Package includes two windshield windshields. 2EASY TO USE: Will not burden you with installation, you can easily access all function ports and buttons, battery cover, memory card, lens, etc. with a protective case for your machine. 3WIDE SCENARIO: Action camera foam windslayer housing case is suitable for a variety of scenarios, mountain biking, rollerblading, extreme sports and so on. Perfect for recording high speed activities or reducing wind noise in windy environments. 4PERFECT GUARD: Action camera protector frame case is perfect for winter outdoor sports such as skiing, it can guard for Osmo Action from frost and cold. Easily guard your camera from damage. 5CAUTIONS: Flexible material is easy to wear for OSMO Action, but be careful not to push too hard, can only be used under the bare camera, can not be used under the added waterproof case or baffle. Premium sponge material, washable and reusable.