Description This product is made of water duck full circle and double-strength cork ball head. It is evenly divided, which enhances the ball's resistance to hitting. It is economical, practical and stable. Suitable for amateur master training. Features - Color: White.- Material: Feather.- Size: 8x5x5cm.- Fleece material: the first and second grade of the water duck- Ball head material: double-strength cork ball head, good elasticity, good resistance to deformation, not easy to deform.- Glue: imported high-end glue, the bottom glue is even and transparent, light and fine, and the viscosity is strong, ensuring that the piece is firmly fastened on the ball holder. The line glue is even and transparent, the toughness is strong, the elasticity is large, the appearance is beautiful, and the badminton is effectively guaranteed. Keep it as it is, and it will not be deformed.- Coil: Fine workmanship, firmness, no distortion of the line position, beautiful and effective to ensure the stability of the badminton.- Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photoes and the actual item. Sincerely hope that you can understand! Thank you!Packing list: 12 X Badminton Birdies Shuttlecocks