Compliant Standards: Meets GB/T11881 2006 license standards, guaranteeing quality and safety in every shuttlecock. Abundant Quantity: Each pack contains 12 pieces, providing ample supply for multiple sessions or games. High-Quality Grade: Grade 3 shuttlecocks ensure a high level of performance, making them perfect for amateur training. Versatile Use: Ideal for both indoor and outdoor recreation, suitable for home training and stable flight practice. Durable Materials: Crafted with re-washed duck feathers and Taiwan fiber double layer head for enhanced durability and stability.