The BALL 08 is the perfect complement for larger BLACKROLL® fascia tools. With its 8 cm diameter, it's just what you need for point-by-point self-massage of different areas of the body. The small BALL 08 is outstandingly well-suited for the treatment of deep-lying muscle groups or hard-to-access areas of the body like the neck, posterior, shoulders, and chest. With the BALL 08, you can treat specific potential pain sources.