REGAIL 1004 12 PCS Duck Feather Badminton Training Ball

1. Table fiber ball head, strong anti-hitting ability.
2. Glue is environmentally friendly.
3. Knives and feathers to ensure flight speed, course and trajectory.
4. The inside of the barrel is made of silver paper, which will not hurt the badminton.
5. Suitable for elementary training and practice.
6. Ball speed: 74-76.
7. Material: Duck feather class B.