The Footballs come in the following official sizes:
Size 5 Ages 12 and up
Size 4 Ages 8 and 12 years
Size 3 Under 8 years
Size 2 and 1 Promotional footballs
Choosing the right size ball
The first step in purchasing a footballs is determining the proper size for your age group. Many football leagues have different size requirements, so be sure to check with your coach or organization to find out which is the proper size for the age group that the ball will be used with. Footballs for match use come in three different sizes which range from size 3 to size 5.
Size 3
Size 3 balls are the smallest balls and are generally used for children under the age of 8
These balls weigh 280-300 gr and have a circumference of 55-58 cm
Size 4
Size 4 balls are used for players between the ages of 8-12
Size 4 balls weigh between 360-380 gr and have a circumference of 62-65 cm
Size 5
This is the international standard match ball for all ages 12 and older, including all adult play
The size 5 ball weighs between 410-450 gr with a circumference of 68-70 cm