The Dunlop Grand Prix Extra Duty Tennis Balls offer players the ultimate in performance and durability. These balls feature a special mix of 14 ingredients that make up the secret rubber core formula that is combined with the finest woven felt that creates a ball for outstanding performance and feel.

• Perfect for Club and Tournament Level Players
• 36 Balls per Case
• Sanctioned for both ITF and USTA Tournament Play
• Special Mix of 14 Ingredients for Secret Rubber Core Formula
• Finest Woven Felt
• Model Number: 602157US-WEBSALES-12

Item# 16673