With superior quality, second to none, Aerosensa 2 (AS-2) feather shuttle will blow your mind. With a proven track record, it has shown a consistent and sustainable trajectory. It displays a recovery time that is very short in comparison with other professional feather shuttles. The Materials intricately put together for maximum performance levels, height drops and smashes. This bird is made of 100% solid cork at the base and with high quality real feathers for the cone. One of the advantages of the Yonex AS 2 Shuttlecock is that it won’t warp in high temperatures and does not break in low temperatures making this feather shuttlecock a desirable accessory for all kinds of weather conditions. For optimum performance on the court, unwavering stability and trajectory with good speed what more could be desired more on the court!