The first step in purchasing a soccer ball is determining the proper size for your age group. Many soccer leagues have different size requirements, so be sure to check with your coach or organization to find out which is the proper size for your team's age group. Soccer balls for match use come in three different sizes which range from size 3 to size 5.
Size 3: Under 8 years old
Size 3 balls are the smallest balls and are used for children under the age of 8
These balls are generally 23-24 inches in circumference and weigh between 11-12 ounces
Size 4: Ages 8-12
Size 4 balls are used for players between the ages of 8-12
These balls are generally 25-26 inches in circumference and weigh between 12-13 ounces
Size 5: Ages 12+
This is the international standard match ball for all ages 12 and older, including all adult play
These balls are generally 27-28 inches in circumference and weigh between 14-16 ounces