Butterfly Sriver FX

Butterfly Sriver FX combines the traditional Sriver rubber surface with a softer, more elastic sponge layer. This combination allows the modern topspin attacker to produce greater spin variations and still generate good speed with the addition of speed glue.

Manufacturer Specifications

• Class: All-Round
  
• Surface: Inverted
  
• Speed: 10.0
  
• Spin: 8.0
  
• Density: 33