The Dunlop Grand Prix Extra Duty Tennis Balls offer the ultimate in performance and durability. A special mix of 14 ingredients makes up the secret rubber core formula which is combined with the finest woven felt to produce a ball for outstanding performance and feel.
- 24 cans per case
- 3 balls per can
- Courts: Hard
- Felt: Extra Duty
- Colour: Yellow
- USTA Approved
- ITF Approved