Nasstoys Supreme Vibrating Penis Pump Mouth. 10 functions. Large suction tube. EZ Squeeze pump with pressure release valve. Convenient holster. RealSkin masturbator mouth. Body safe materials. Phthalates free. RoHS Compliant. Materials: Vibrator, Holster and Hose - Silicone. Mouth - TPR. Cylinder, Controller and Bullet - ABS. Squeeze Bulb - Rubber. Cylinder Height: 8â  . 2 AAA batteries (not included).