Sinful Ecstasy Black Vibrator with 10 functions. Sleeve is made using 100% Silicone. Features: phthalate free RoHS compliant materials: vibrator sleeve Silicone, bullet vibrator ABS plastic. Insertable length 2.5 inches, shaft diameter 1.25 inches, bullet length 3.25 inches. Vibrating sex toy requires 4 AG13 batteries, included.