Biphase process offers 20% increased durability

This is the original nonslip grip developed in 1977

With this string

Penn joined forces with top professional players to develop this ball

Great for use on:

Feetures High Performance Ultra Light Cushion No Show Tab Socks Type_String Savers Biphase process offers 20% increasedFeetures! Light performance socks are specifically designed for those who seek comfort and support without the thickness and bulk of other premium socks. Feetures! socks hug your feet, prevent blisters and keep your feet dry and comfortable all day long. These no show socks feature a cushioned tab to address the needs of runners who want the look of a no show sock with the additional convenience and comfort of a tab for their Achilles tendon. No show