Inflatable and vibrating! Innovative and ergonomic design. Insert the plug and inflate to the size you are most comfortable with. Features a total of 7 different vibration levels. Soft, hygienic, scentless, anti-allergenic, and easy to clean. Material: Silicon/TPE and ABS. Phthalate-free! With 7 levels of vibration. The butt plug requires 2 AA batteries. Length 4.7″ (12cm) (total 6.7″ 17cm), Diameter 1.8″ (4.5cm) deflated.