Daiwa Max Pro Chiropractic Massager - Professional Heavy Duty Variable Speed Massager with Large Vibrating Pad from Felicity. Heavy-duty multi-purpose chiropractic massager with large vibrating pad ideal for pro therapists hrome construction will hold up after years of regular use and is easy to clean Variable speed massager features a large curved pad designed to fit the shape of your body Great option for anyone needing a heavy duty back massager and also works as a rub massager Note: this is a high-frequency vibration massager so it does not have a "rotating" or "tapping" motion.