For a real feel, the Naturally Yours Bump n Grind aims to please. Experience the multi-speed vibrations, controlled via an easy twist dial and the Flexi Shaft technology, a flexible, realistic shaft that bends with your body. Bump n Grind has a motor positioned near the tip for deep, satisfying sensations and pleasure bumps along the shaft for extra texture during play. Made from body safe TPE and non porous ABS plastic, this toy contains no Fragrances, Phthalates, Paraffins, or Latex. Requires 2 AAA batteries (not included).