'- Anatomical design targets both sides of the spine for an effective, portable massage experience - Featuring 3 adjustable widths - easy to modify to find your unique fit and preferred strength - Quality self-massaging tool that includes a textured spiral structure - Perfect for neck, body and back relief and stiffness - Great for post workout stress release and promoting a fast recovery

The Backjoy Massage Ball is unique in its anatomical design, adjustable width for customizable therapy and ease of use and are thought to be a very effective piece of equipment for their purpose of rolling out tight muscle and trigger point therapy.