Size Chart
SitSolution Maxafe
![](http://siddebold.com/wp-content/uploads/Untitled-design-8.jpg)
The size of ball depends on your body height.
When used as a sitting ball, the ball must be pretty firm. Sit with the feet flat on the ground and make sure the knees are slightly lower than the hips.
S
55 cm
Body height: 140-155 cm (4’1″-5’1″)
![](http://siddebold.com/wp-content/uploads/Sitsolution-55.jpg)
M
65 cm
Body height: 155-175 cm (5’1″-5’9″)
![](http://siddebold.com/wp-content/uploads/Sitsolution-65.jpg)
L
70 cm
Body height: above 175 cm (5’9″)
![](http://siddebold.com/wp-content/uploads/Sitsolution-70.jpg)
BalanceBall Maxafe
XS
42 cm
Body height: up to 140 cm (4’1″)
![](http://siddebold.com/wp-content/uploads/Stability-42.jpg)
S
53 cm
Body height: 140-155 cm (4’1″-5’1″)
![](http://siddebold.com/wp-content/uploads/Stability-53.jpg)
M
65 cm
Body height: 155-175 cm (5’1″-5’9″)
![](http://siddebold.com/wp-content/uploads/Stability-65.jpg)
L
75 cm
Body height: above 175 cm (5’9″)
![](http://siddebold.com/wp-content/uploads/Stability-75.jpg)