Penn - Championship Extra Duty Bike Computers Thermogut Technology Finishing increases durability

Thermogut Technology Finishing increases durability and resistance to humidity

Extra thick molded end caps protects against bumps and hits

Comfortable

Shoelace keeper loop keeps shoelaces neatly tucked away

We have found Pro Overgrip to continue to offer excellent performance even when dirty and well worn

Penn - Championship Extra Duty Bike Computers Thermogut Technology Finishing increases durabilityOfficial ball of USTA League Tennis Controlled fiber release for consistent nap Natural rubber for consistent feel and reduced shock Interlocked wool fiber for longer wear Deep elastic seams for reduced cracking Constructed with heavy duty felt Penn Extra Duty Tennis Ball is designed for a variety of surfaces including asphalt, concrete and hard outdoor courts