The Bathmate Hydromax X40 is the ultimate male hydrotherapy pump - designed to be used in the shower or bathtub. Utilising the amazing power of water, Bathmate hydro pumps give the user an erection in a completely safe, controllable manner and remain the most sophisticated external penile rigidity devices available. Maufactured using state of the art dermatologically tested materials. Bathmate hydro pumps are certified as skin safe, latex free, phthalate free and covered by a comprehensive two year guarantee.