1. Enhanced the bending resistance of the propeller blades 2. Does not affect the flight and use of the drone 3. A single piece is only 7g, which does not affect the drone's endurance 4. Features a triangular buckle design compatible with the propeller blades for easy installation and secure fit to prevent propeller detachment 5. Each propeller blade has been strictly tested and polished to ensure stable flight performance Color: Photo Color Material: Plastic Package Contents: 4x Drone propeller blades Only the above package content, other products are not included Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. The measurement allowed error is +/- 1-3cm