Sold: 12 Pack badminton shuttlecocks are packed in a great tube, which is well-protected the shuttlecocks on their shipping way, Goose Feather color is white. Material: Advanced Goose Feather,Solid Cork Head which offers consistent bounce and a steady flight path,Equipped with 16 pieces of fine goose feathers,lightweight to provide smooth and even flight. Great Stability Durability:Infrared selection of goose feathers quality, feather hair straight and thick, good strength,Goose feathers are treated with special formula, smooth and soft, enhance the badminton resistance,Hight Speed Training Badminton Balls with Great Stability Durability. Application: Suitable for family entertainment, and exercise fitness,daily professional training,for trainers,amateurs and beginners.