The BLACKROLL DuoBall
A clever tool for relief of back pain, neck pain, tight calfs, quads and achilles tendon problems.
available in two sizes - diameter 8 cm and 12 cm
application along the spine, lower back, upper back, thoracic spine, shoulders and neck
also very effective for, self myofascial release and massaging of the achilles tendon area, calf and quad muscles
usage on wall and floor