Anatomical Cushioning System provides superior cushioning and directs energy where your heels need it most

P 1 foam ball to offer a control-focused ball for new players

Patented strapping system provides firm and even support to your ankle

This ultra-performance co-polyester string has been designed and shaped to generate maximum spin and bite potential

Diadem Solstice Power 17 1.20 Size_08538.5 Medium (D) Anatomical Cushioning System provides superiorThe Diadem Solstice Power 17 tennis string is designed with a unique six pointed star shape for maximum spin. This string is perfect for intermediate to advanced level players that want a string geared toward optimum control with a highly comfortable feel. This thinner version provides more enhanced spin with slightly less durability than the 16 gauge version. High quality co polymer. Uniquely shaped to deliver ultimate spin.