Active Sitting: Ergonomic support and spinal alignment. Strengthens your core as you sit.
Multi-functional: Sit on it at work or home, lay down and stretch on it, or do Swiss crunches or one of many other exercises.
Quality Design: The material is comfortable, durable and odor-free. Made of thick elastic PVC that will maintain its shape. Weight capacity is 300 lb.
Easy to Pump & Adjust: Insert the pump to inflate. At first, ball may not measure up to stated dimensions because the elastic PVC needs to stretch, so inflate again a few days later to reach maximum size; you may want to re-inflate it occasionally.
Many Benefits: Stretch on this to improve your flexibility and reduce lower back pain, improve your posture and develop core and ab strength by sitting or exercising on it.

Technical Details

Product Details

Package Dimensions
Width : 6.7 inch
Height : 4.72 inch
Length : 9.45 inch

Shipping Weight: 2 pounds (View shipping rates and policies)

ASIN : B01DLECKA4