Kirschbaum Flash 125 is a co-polyester tennis string designed for players seeking dependable control, durability, and a consistent response at an accessible price. Its smooth, round monofilament construction delivers predictable ball contact, helping players maintain precision during aggressive rallies. The 1.25 mm gauge provides a practical balance of feel, spin potential, and durability for regular competitive play.
Intermediate to advanced players who generate their own power and prefer the controlled response of polyester strings. A suitable choice for frequent players looking for reliable performance and value without the added cost of premium polyester options.
| String Type | Co-Polyester Monofilament |
| Gauge | 1.25 mm |
| Construction | Round Monofilament |
| Performance Focus | Control and Durability |