Spri Products, Inc. Spri Sponge Ball 9″ Residential

This soft, light, inflatable 9-inch ball adds energy and excitement to any mat-based exercise routine. Perfect for enhancing core muscle activation, body-rolling techniques, and postural re-setting activities. Use before workout to activate the body, increase circulation, and enhance muscle readiness. Use after workout to relax the lower back, activate core muscles, and improve recovery time while reducing soreness and restoring body alignment. Includes a free downloadable exercise guide.