Features:
• Even more effective massage by keeping distance between the balls
• Ideal for the treatment of the thoracic and lumbar spinal column, since the gap is gentle on the spinous processes.
• Also suitable for the massage of sides, arms, and legs
• Environmentally friendly, energy-saving production
• Up to 100% recyclable material
• Free of propellant gases
• Free of other chemical propellants

The Blackroll Duoball 12 is the perfect complement for the Blackroll. The Duoball 12 is particularly good for massaging parallel lines of muscles, for example next to the thoracic and lumbar vertebrae. It can also be used to target the upper thighs and sides.