Pages 5 and 6. Of course, it is a range for each size, not an exact measurement. https://www.itftennis.com/media/14104/2025-technical-booklet.pdf https://www.

Pages 5 and 6. Of course, it is a range for each size, not an exact measurement. https://www.itftennis.com/media/14104/2025-technical-booklet.pdf https://www.itftennis.com/media/14104/2025-technical-booklet...