Which balls and racquets can be used in 10 and under competition?

Only Stage 3 (Red), Stage 2 (Orange) and Stage 1 (Green) balls can be used in 10 and under tennis competition. Other ball types cannot. Tennis Canada's Rules of the Court 2026 (Appendix VIII) recommend:

• Stage 3 (Red) ball: on a red court, for players aged up to 8, with a racquet up to 23 inches (58.4 cm) long
• Stage 2 (Orange) ball: on an orange court, for players aged 8 to 10, with a racquet between 23 and 25 inches (58.4 to 63.5 cm) long
• Stage 1 (Green) ball: on a full-size court, for advanced players aged 9 to 10, with a racquet between 25 and 26 inches (63.5 to 66.0 cm) long