A basketball is definitely the most important equipment required to play the sport of basketball. You can have every other equipment but without a ball, it would account for nothing. Basketballs come in different sizes, that vary according to the age group of the players. As far as professional basketball competitions are concerned, most leagues use size 7 for men's competitions, and size 6 for women's competitions. Size 7 corresponds to 29.5 to 30 inches of circumference, whereas size 6 corresponds to 28.5 inches of circumference. Besides the size, basketballs also come in varying materials, of which there are two major types.
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