1.Material: white goose feather
2. Features: Durable/High Quality
3. Packaging includes: 12 pcs/1 tube shuttlecock, 24 pcs/2 tube shuttlecock, 36 pcs/3 tube shuttlecock
4. Feathers: round white goose down
5. Ball head: composite cork
6. Flight: A
7. Endurance: A
8.Color: white
9. Speed: 77 (applicable temperature 22-33℃)
10. Purpose: Training or Career