Wilson Championship Yellow Tennis Balls - 1 Tube (4 Balls)

FEATURES

• Dura-Weave felt lends long-lasting durability
• Extra Duty: Ideal performance on hard, abrasive courts
• Regular Duty: Ideal performance on soft, clay/indoor surfaces
• High Altitude: Ideal performance on surfaces above 3,000 ft.
• Can includes 4 balls; case includes 18 cans
• Balls are numbered to differentiate from balls used by other players on neighboring courts