Soccer balls come in various sizes to match player age and skill. Size 1 is a mini ball for all ages and skill training. Size 3 suits kids under 8. Size 4 fits ages 8–12, balancing size and control. Size 5 is official for ages 13 and up. Using the correct ball improves safety, technique, and game enjoyment.
For more, visit: https://sportsbyte.net/soccer-ball-sizes-by-age/