Yicaiyang International Co. Ltd |
|
Purpose | Material of feather | Material of head | Weight | Speed |
Competition | Goose feather | Cork head | 4.7-5.2g | 75,76,77,78,79,80 |
Training | Duck feather | Complexcork head | 4.7-5.2g | 75,76,77,78,79,80 |
Promotion | Nylon | Renewable cock head or EVA head | - |