Made of high-quality materials for best performance<br/>100% Brand New.<br/>100% Quality Guarantee.<br/>Propeller Guards compatible for SJRC SJ R/C S70W S70 Quadcopter Drone<br/><br/>Propeller Guards compatible for Holy HS100 HS100G Quadcopter Drone<br/>Warranty service: If you have quality problems, please contact us first, provide a lifetime warranty and replacement service