The Bathmate Hydro 7 is a hydraulic penis pump that works in the bath or shower, using water pressure rather than air to create a vacuum seal. Fill the chamber with warm water, insert, and pump to create controlled hydraulic pressure around the shaft. Regular use can temporarily increase both length and girth, with consistent sessions supporting firmer, longer-lasting erections over time.
Who It Fits
This is the medium size in the Bathmate range, designed for men up to 7.5 inches in erect length and up to 2 inches in erect girth (measured left to right at the widest point). If you’re average-sized or slightly above, this is your model. Start with 5-10 minute sessions and build up gradually — comfort and consistency matter more than pressure.
How It Works
Unlike air pumps, the Hydro 7 uses water to create even, hydraulic pressure across the entire shaft. This reduces the risk of uneven expansion or discomfort often associated with traditional pumps. The bellows system at the base lets you control suction levels, while the comfort pad creates a secure seal against your body. Use it in a warm bath or shower for best results — heat improves blood flow and makes the experience more comfortable.
Material and Maintenance
The chamber and pump mechanism are made from durable plastic that withstands repeated water exposure. After each use, rinse thoroughly with warm water and allow to air dry. Store in a cool, dry place away from direct sunlight. With proper care, this pump will last through hundreds of sessions.
- Material: Plastic
- Power: None required
- Packaging dimensions: 31 x 10 x 10 cm
- Designed for use in water (bath or shower)
- Suitable for erect length up to 7.5 inches and girth up to 2 inches









