Features: Designed for AIR 3 Aircrafts, It help to keep propellers from damage during storage or transportation. Durable and convenient. Flexible quality silicone materials are used, which will not scratch the aircrafts, and the folding and bending can also recover automatically, with strong durability; The raised support covers the propeller to avoid compression and deformation, which makes it more comfortable to use; Specifications: Material:ABS Color:Black,Gray,(Optional) for AIR 3 Propeller; Package Includes: 1xPropeller Holder note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.