The Hydromax Hydropump can be used under the shower or in the bath tub. Ensures powerful erections and can increase the size of your penis. 35 % more power than the normal bath mate. Total length: 29 cm. Penetration depth: approx. 18 cm. ø approx. 5 cm. Weight: 300 gr. Colour: red. Material: Polycarbonate, TPE, free of phthalates according to EU regulation REACH.