Harbinger 10 lb. Rubber Fitness Ball with Strap

Velcro strap helps you isolate and concentrate on individual body parts or muscle groups
Easy to grip surface
Compact and easy to transport

These fitness balls have a unique Velcro strap that attaches firmly to your arm, hand or even leg enabling you to completely isolate and more effectively exercise specific areas or body parts, providing a more complete and effective workout. These make great tools for individual sport training, or for anyone looking for a way to concentrate on one particular muscle group