O'woda 4pcs PU Silicone Motor Protector Guard Protective Cover Silicon Cap for DJI Phantom 2/3 / 4/4 Pro / 4 Pro +(White) Compatible with DJI Phantom 2 Phantom 3 and Phantom 4 quadcopter motors. Great protection from damage when traveling and storage. Fits motors 22&23 series. Dust-proof, keeps your motors away from small debris. Material: PU Silicone