Features: The Propeller Guards (4Pcs)are designed for FPV drone, which protect the propellers and improve flight safety. The guards keep the propellers away from accidental scratches on people or objects ,at the same time, avoid foreign objects hitting the propellers during flight. Made of lightweight and anti-collision PC materials,the guards make flight safer and are easy to carry and store. According to the direction of the drone , the bukcle of the protective ring is marked with a number,which is convenient for installation. Tips: This is a essential accessory for your FPV drone , which is durable and protective . More details in the manual ,if you have any questions ,please contact with us. Package Includes: 4 Pieces Propeller Guard Specifications: Material: PC Color: Black Weight: Approx. 46.2g/ 1.63 ounces Size: Approx.14x11.7x3cm/ 5.5x4.6x1.2 inches Compatible Model: for FPV Drone note: 1.Please allow 0-1g error due to manual measurement. pls make sure you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! 3.Any drone/propeller is not included.