Most balls come in three diameters based on the user’s height, though some come in four or five. People between 5 feet and 5 feet, 5 inches tall should chose a 55-centimeter ball. People between 5 feet, 6 inches and 5 feet, 11 inches should grab a 65-centimer ball.What are the different sizes of exercise balls?
The size of the exercise ball is usually printed on the ball in centimetres. Most exercise balls have the ball size printed on them, usually 45 cm, 55 cm, 65 cm and 75 cm.What is the size of an exercise ball?
Exercise balls come in industry-standard sizes: 55 cm, 65 cm, and 75 cm. These sizes indicate the height or diameter of the ball when fully inflated. The ball height is best measured using the pencil-mark-on-the-wall method explained in the answer to question 2 below.