What is the circumference of a tennis ball?
What is the circumference of a tennis ball? Tennis Balls have a diameter of 2.575”-2.7” (6.54-6.86 cm) and circumference of 8.09”-8.48” (20.6-21.5 cm). The mass of a Tennis Ball must be between 1.975-2.095 oz (56-59.4 g).