The next stage of hydro pump evolution. The Hydromax series is the next stage of Hydro Pump evolution. Developing the innovative Bathmate, the new bellows pump and valve give 35% more power for even greater gains with more safety and comfort. 2 year warranty.
5" - For penis size below 5 inches.
7" - For penis size 5 to 7 inches.
9" - For penis size 7 to 9 inches.