Sriver plus control
Thanks to its softer sponge, the Sriver FX has better control and stability whilst retaining the performance of Sriver as much as possible.
| Name | Sriver FX |
| Type | Pimples-in |
| Speed | 38 |
| Spin | 15 |
| Arc | 15 |
| Sponge hardness | 33 |
| Color | Red, Black |
| Sponge thickness | 2.3, 2.1, 1.9, 1.7, 1.5, 1.3 |
| Country of origin | Japan |
| ※ Please use “Free Chack II” when applying to a blade. ※ As this rubber has a delicate surface, it will be easily damaged. In order to protect it, please cover it with protect sheet after playing. ※ If you feel any abnormality on your skin, etc. during wear, please stop using it immediately. | |