Basketball the basketball is also regulated. For men, the official ball is in circumference (size 7, or a "295 ball") and weighs 22 oz (623.69 grams). If women are playing, the official basketball size is in circumference (size 6, or a "285 ball") with a weight of 20 oz (567 grams). In 3x3, a formalized version of the halfcourt 3-on-3 game, a dedicated ball with the circumference of a size 6 ball but the weight of a size 7 ball is used in all competitions (men's, women's, and mixed teams). The ball may be advanced toward the basket by being shot,
Women's basketball nearly the same as the rules for men's basketball. The most noticeable difference is that the circumference of the women's basketball is one inch (2.5 cm) less than the circumference of the size of the men's basketball. Also, in American professional basketball, the women’s three-point line is 1 foot closer to the basket than men’s. The regulation WNBA ball is a minimum 28.5 inches (72.4 cm) in circumference, which is 1.00 inch (2.54 cm) smaller than the NBA ball. This is a standard size 6 ball. As of 2008, this size is used for all senior-level women's competitions worldwide. The