YONEX Aerosensa 50 Feather Badminton Shuttles ( 10 Tubes ) Yonex Aerosensa Feather Shuttles are known for their high-quality construction and consistent flight performance. They are made from carefully selected goose feathers, ensuring durability, stability, and accuracy during gameplay. These shuttlecocks are meticulously engineered to provide reliable flight trajectory and speed, making them suitable for high-level badminton matches.