Product selling points: 1. Isolate the blades to prevent the blades from injuring people or being damaged by foreign objects, thus improving flight safety; 2. Made of high-toughness materials, strong in collision resistance and pressure resistance, reducing accidental damage to the machine; 3. The structure is strengthened and the anti-collision protection is further upgraded; 4. Lightweight design, easy to install and disassemble. Material: abs colour: White Package Contents: 1 set propeller guards (contains 4 pcs) 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.