1. OVERSIZE EXTRA WIDE HEAD
2. SOLID & DURABLE
3. COMPACT & HANDY FOR STORAGE: It's 17cm retracted, 50cm when fully extended which is long enough to reach anywhere on back (even for taller and larger people).
4. MASSAGER FOR ACUPRESSURE POINT: The roller ball on the end for temple, neck, hand, foot and other parts of body massage. By a deep tissue massage in specific area to relieve headaches, release muscle tension and eliminate foot fatigue.