1、High quality material is durable and practical, ensuring the flexibility and stability of the propeller 2、Easy and convenient to install 3、Suitable for mini quadcopters and racing quadcopter 4、This propeller can effectively balance the racing quadcopter in the air and ensure the flying to be more smooth 5、10 pairs one set and 4 colors are optional, perfect accessories for drone Features: 1. High quality material is durable and practical, ensuring the flexibility and stability of the propeller. 2. Easy and convenient to install. 3. Suitable for mini quadcopters and racing quadcopter. 4. This propeller can effectively balance the racing quadcopter in the air and ensure the flying to be more smooth. 5. 10 pairs one set and 4 colors are optional, perfect accessories for drone. Specifications: Material: PC Color: Orange, Green, Purple, Red (Optional) Package Weight: 180g Mounting pore diameter: 5mm / 0.2inch Type: RC Accessory Quantity: 10pairs Recommended Motor: 2204, 2205, 2206 Package Includes: 10 x Pairs of Propellers