Moisture-resistant material: Maintains string tension and performance in all weather conditions
Pro-level quality: Used by top players and trusted for championship results
Multiple gauge and length options: Accommodates various player preferences and playing styles
ALU Power is the top string on tour for a reason - the aluminum present in the string enhances playability to go along with impressive power and control. Its unique poly-ether-ether composition exceeds all quality standards for near-zero string variance. Completely impervious to atmospheric conditions such as moisture, ALU Power delivers
![US Open Extra Duty Tennis Ball Can-Balls-Wilson-10570-DEFAULT-L-1-[Sku]-Tennis Express](https://cdn.shopify.com/s/files/1/0887/5599/4939/files/10570-DEFAULT-L.webp?v=1770532552&width=256)
