Reduces Wind Noise: Specially designed to reduce wind noise when recording high-speed activities or in windy environments to ensure clear and pure sound quality for your videos. Comprehensive Protection: Protects the camera body from scratches, fingerprints, dirt and other possible damages and extends the life of your device. Precise Cutouts: Excellent cutouts provide easy access to all function ports and buttons, battery compartment, memory card, lens and more without having to remove them frequently. Thin and Durable: The thin but sturdy design is washable, protective and fits perfectly to ensure the integrity and aesthetics of the camera. Environmentally Friendly High-Density Sponge Material: Made of environmentally friendly high-density sponge material, which has strong elasticity and resistance to deformation, provides excellent protection for the DJI Osmo Action 4/3 action camera.