Easy to use spray bottle

Low compression bounces 75% lower than standard balls

more control and less shock to the arm

Zyex® technology also helps reduce tension less over time

To make things even better

Dunlop Black Widow 17 Ball Type_High Altitude Easy to use spray bottleInspired by one of the world's deadliest predators, Dunlop Black Widow 17 tennis string is the ultimate weapon for serious players. Premium polyester gives unmatched power and the heptagonal profile bites into the ball to provide exceptional spin generation. High tensile, monofilament premium polyester for extra durability. Heptagonal outer profile for maximum spin generation. Power: 7 Comfort: 7 Spin: 10 Durability: 8