Features: Small in size, stable flight and low noise. Made of ABS material, good performances, full of durability and flexible to use. Quick-release designing for easy installation and detachad propellers(not foldable). High tension, provide strong pulling force for drones. Simple designed, integrated with drones, harmonious and beautiful. Specifications: Material: ABS Size: Mixed Size Color: Black, Blue, Red, Yellow, White(optional) Applicable Model: Suitable for Tello Note: Please allow 0-1cm error due to manual measurement. Please allow for slight color difference due to different monitor resolution. Package includes: 2 Pair Propellers Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.