The Isospeed V18 1.17 has above average comfort for a poly-based string. Ideal for players with long, fast strokes, this co-poly comes with an impressive level of spin, feel and precision. It also has a fairly lively response. Given its comfortable feel, this is a great option for players looking to make the transition to the polyester universe. It should also work very well for polyester veterans who could use a little more comfort and pop.

• Gauge: 1.17mm
• Length: 12 m
• Composition Co-polyester
• Colours: Yellow

Model Number: 20142V18

This comfortably firm co-poly rewards full swings with an impressive level of spin and precision. Also has decent pop for a control string.