Pumps
Pumps and suction toys use negative air pressure to draw blood into genital tissue, causing temporary engorgement. The basic mechanism is a cylinder or cup placed over the genitals, sealed against the skin, with air removed by a hand pump or electric motor. The resulting vacuum pulls blood into the tissue, making it swell, darken, and become more sensitive.
The category covers a range of body-specific designs: cylinders sized for a penis (penis pumps), cups shaped for the vulva or labia (pussy pumps), smaller cups targeting just the clitoris (clit pumps), and scrotum pumps used for testicular engorgement. Some are designed for erection support; others are purely for sensation, aesthetics, or pre-sex warm-up.
WHY PEOPLE USE IT
The primary draw is sensation. Engorged tissue is more sensitive, and the suction process itself creates a distinctive pulling and pressure feeling that many find intensely pleasurable. Some people use pumps as foreplay to heighten everything that follows.
The visual effect of engorgement is its own appeal, particularly in exhibitionist and aesthetic contexts. Watching the tissue swell, and the difference in appearance it creates, is part of the experience for a lot of users.
Penis pumps are also used to support erections, particularly where nerve damage, medication side effects, or reduced circulation are factors. This medical adjacent use has made pumps more openly discussed than many other toys.
For some trans men, pussy and clit pumps play a role in gender affirmation, drawing attention to and engorging the clitoris in a way that connects with how they experience their body.
HOW POPULAR IS IT
Penis pumps have the longest mainstream presence of any item in this category, partly because of their overlap with medical use. Vacuum erection devices are prescribed for erectile dysfunction and covered by some insurance plans, which has normalised them beyond the adult toy market.
The broader category has grown significantly as interest in genital sensation play has increased. Clit pumps in particular have seen a surge in both availability and visibility over the last decade, moving from specialist catalogues into mainstream adult retailers.
HISTORY
Vacuum therapy for the penis was patented in the US in 1917 by Dr. Otto Lederer, framed as a medical treatment for erectile dysfunction. The concept sat largely dormant in mainstream medicine for decades.
The device that changed everything was invented not by a doctor but by a tyre businessman from Augusta, Georgia. Geddings Osbon developed erectile dysfunction at around age 60 and, drawing on his knowledge of vacuum technology from the tyre retreading trade, built his own device from tubing and elastic rings. He then spent years persuading the FDA to recognise it as a legitimate medical product. On 5 October 1982, more than two decades after he first set out to solve his own problem, the FDA granted him the first-ever permission to market a non-invasive impotence treatment. The ErecAid became one of the most widely prescribed non-pharmaceutical treatments for erectile dysfunction.
The consumer pleasure market developed alongside the medical one, selling pumps through adult catalogues from the 1970s onward. Water-assisted pumps arrived in the 2000s, distributing pressure more evenly and repositioning the category as a wellness product rather than either a medical device or a novelty toy.
Pussy and clit pumps developed in parallel, growing alongside broader awareness of vulval anatomy and clitoral pleasure from the late 20th century onward.
TYPES OF PUMPS
Penis Pump
Creates suction to engorge genitals; used for sensation or temporary enlargement.
Pussy Pump
A suction pump for the vulva and labia, drawing blood in to swell the area and heighten sensitivity.
Clit Pump
A small suction device that draws blood to the clitoris to heighten sensitivity.
Ball Pump
A suction pump for the scrotum, drawing blood in to swell it.
Nipple Pumps
Small suction cups that draw blood to the nipples to heighten sensitivity.
WHAT TO LOOK FOR
The most important fit consideration is the cylinder or cup size. A cylinder that is too large will not seal; one that is too small will be uncomfortable or ineffective. Most quality pumps are sold with sizing guidance.
Pressure gauges let you monitor exactly how much suction you are applying, which matters for safety and for replicating sessions you enjoy. Entry-level pumps often omit them.
Manual pumps give you fine control. Electric pumps are faster and more hands-free, and better for longer sessions. Pistol-grip pumps offer more comfortable hand position for extended use.
Water-assisted penis pumps distribute pressure more evenly than air pumps and are generally considered safer for regular use.
Check the seal and the tube material. Medical-grade silicone or ABS plastic are preferable to cheap rubber or PVC, which can degrade and harbour bacteria.
TRUSTED BRANDS
Bathmate is the dominant name in water-assisted penis pumps, FDA-regulated and available in multiple sizes. L.A. Pump is a US-based manufacturer known for custom-fit cylinders across a wide size range, built for users who want precise sizing and higher-grade construction.
WHERE TO BUY IT
Specialist adult retailers carry the widest range and are the best starting point. Online-only stores often stock more size variations than bricks-and-mortar shops. Water pumps like Bathmate are also sold through mainstream health and wellness retailers.
- Budget: Entry-level manual pumps start around $20–$40. Functional but often without pressure gauges.
- Mid-range: $50–$100 covers most quality manual pumps and entry-level electric models with gauges.
- High-end: Premium water pumps and custom-cylinder systems run $120–$200 or more.
Rough prices as of June 2026.
HOW TO LOOK AFTER IT
Rinse or wipe down the cylinder and cup after each use. If the pump has detachable tubing and a valve, check these for moisture build-up and dry thoroughly before storing.
Inspect seals and O-rings regularly. A degraded seal reduces suction efficiency and can fail during use. Replace worn seals rather than continuing with a compromised pump.
Check the tube material for cracking or cloudiness, particularly with budget pumps. Degraded plastic or rubber should be replaced rather than used.
Store with the valve open so the seal does not stay compressed under pressure.
- Lederer, O. (1917). US Patent 1,225,341 , vacuum device for treating erectile conditions.
- Baltaci, S., et al. (1995). Vacuum erection device in erectile dysfunction. British Journal of Urology, 76(6), 757-760.
- Wylie, K., & Minhas, S. (2005). The non-surgical treatment of erectile dysfunction. International Journal of Clinical Practice, 59(7), 832-840.