Ashaway has previously been know for their durability but are no longer restricted by it. The new UltraKill string incorporates their durable Zyex material into a multifilament construction to provide crisp playability with long life.
- Gauge: 17 (1.24mm)
- Length: 40 feet (12.19m)
- Zyex multifilament core increases power and resilience
- Zyex multifilament core prevents tension loss
- Braided surface maximizes control and increases spin
- 17 gauge maximizes durability and string life