Tantus Rumble Wand is the first ever featherweight personal massager. Rumble is simple: mid-range power, easily held by most anyone, with controls in a logical place and a contact surface that can be removed and cleaned hygienically. Unlike most other personal massagers, Rumble is accessible to a diverse range of body types as well as abilities. Rumble features a removable head made of Tantus own unique formula of 100% Ultra Premium Silicone which makes completely cleaning the contact surface a breeze. Features: hygienic, 7 speeds. Cordless. USB Rechargeable. Comfortable ergonomic grip. Easy to reach speed controls. Easy to clean. Head width 2.4 inches, height 1.5 inches. Full length 8.5 inches. Weight 6.6 ounces.