This massager combines a vertical motion with an irregular rotary motion which raises massaging effects. This product can clear blood vessel. Blood circulation will be promoted immediately and vibration relive your muscles from fatigue, gives you beautiful and firm skin.3 interchangeable heads soothe all areas of the body and vibrating massage Hand-held massager Thrive 717. Professional massage to activate cells, improve immune system, for training, internal organs, etc. Continual use of this massage device Thrive 717 reduces back pain, lower back, neck, pain, osteoarthritis, arthritis, etc.Applies as for cosmetic purposes – wrinkles, eliminates fat deposits including cellulite. Its impact can be both gentle and fairly strong, but always very soft.