Tennis Warehouse
Donnay Multifilaments & Synthetic Guts
Donnay X-Hybrid String - $6.98

X-Hybrid combines the spin and control of X-Poly 17 with the comfort and lively response of X-Syncore 16.
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Donnay X-Syncore 17 String - $5.98

X-Syncore provides an arm friendly response with a lively feel. A smooth outer covering provides more string movement for enhanced spin.
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Other Donnay Tennis String Categories
Donnay Polyester - Control, Durability and Spin