An inflatable dynamic cushion that activates intrinsic trunk muscles to encourage active sitting and support the spine
Circular contour mimics both the movement and the shape of Gymnic exercise balls in any seat
13* diameter is designed especially for children and fits well in elementary school chairs
Adjust inflation to the perfect comfort level
For ages 3 through 12 years

Technical Details

Size (LWH): 13.2 inches, 13 inches, 1.6 inches
Product Details
Product Dimensions: 13.2 x 13 x 1.6 inches
Shipping Weight: 2 pounds (View shipping rates and policies)
ASIN : B000FPTVFU