*Recipient of the American Podiatric Medical Association Seal of Acceptance

To test balls

Formerly known as Superfeet Black

Straights measure 13

Wilson NXT 16 Black COLLECTION-Type-Ball Hoppers *Recipient of the American PodiatricMultifilament Synthetics. Optimal playing string providing superior shock absorption and gut like playability. NXT is Wilson's premier playability string. If you're looking for comfort, feel, and playability, you're looking for NXT. It's constructed with polyurethane, the same material used for cushioning in your shoes, so this string is a great choice even if you suffer from arm pain. Closest playing string to natural gut, No. 1 rated synthetic gut