Wedge provides just enough angle to engage the postural muscles. Air-filled for greater instability. Incorporate into exercises that require sitting or standing, and use in proprioception or rehabilitation. Made of soft PVC with pebbled top and smooth bottom. Blue. 13-1/2" L x 13-1/2" W x 3" H. 3 lbs. Air pumps sold separately.

 

 

 

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