For Insta360 X4 Air aMagisn Quick-Release Metal Cage Wind Noise Reduction Expandable Frame with Lens Cap 1. Designed specifically for Insta360 X4 Air, crafted from metal. Precision-engineered with 1:1 model replication for the actual device. Allows battery removalreplacement without dismantling the cage. Features precise cutouts ensuring full button accessibility. 2. Includes a dedicated silicone lens cover. Its spacious internal design clears the lens and protective filter. The cover avoids friction with the lens during installationremoval, effectively preventing scratches from sand and grit. 3. Integrated wind foam inside the microphone ports on both sides significantly reduces wind noise. Ensures excellent audio capture during activities like cycling or beach recording. 4. Bottom cutout design enables quick-release adapter to be attached directly to the camera body in one step. Simplifies operation and enhances connection stability. (Quick-release accessories not included). 5. Side-mounted 14-inch threaded port allows for accessory expansion and enables horizontal mounting of the X4 Air. Lowers the center of gravity for stable horizontal filming. 6. Flip cover secured with a buckle mechanism. Simple press and flip action completes installationremoval effortlessly, while greatly improving stability. 7. Dual cold shoe mounts support simultaneous use of accessories like microphones and fill lights. 8. Material: Aluminum Alloy. 9. Dimensions: 126 x 54.7 x 23.6 mm. 10. Weight: 42g.