Promotes good posture while sitting at home, school, or the office
Provides ergonomic benefits and improves core strength by using trunk and abdominal muscles without risking injury from rolling
Four legs prevent the ball from rolling
Recommended height: under 5''
42 cm in diameter

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 11.8 inch
Height : 3 inch
Length : 15.9 inch

Item Weight: 1.93 pounds (View shipping rates and policies)
Shipping Weight: 1.65 pounds (View shipping rates and policies)

ASIN : B000KYU2TA