Be free to choose when to be a dad

Simple, efficient and reversible!

SpermaStop® is a contraceptive underwear for men. Therefore it is a practical way for men to enjoy a break in their fertility for a considered period of time.

SIMPLE AND SAFE

Simply a boxer brief to wear

  • At least two hours a day.
  • Its integrated thermal compress will pause sperm cells production to prevent unplanned pregnancies. This is the thermal male contraception.

No side effects

  • It is a natural physiological mechanism: men keep their libido and still produce semen. He will ejaculate normally.
  • TMC has been tested for periods up to 10 years attesting to no side effects.
  • Swiss and French doctors studied this contraception.

EFFICIENT, NATURAL AND REVESIBLE

Effectiveness greater than pills

  • Effectiveness similar to vasectomy (99.9%)!
  • Allowance to short omissions up to 4 days without cancelling the ongoing contraception

A natural process

  • It’s a physiological process common to all mammals.
  • Pause of spermatogenesis by thermal effect.
  • No medicine, no hormonal products, no waste.

A man can be fertile all his life

  • Spermatogenesis is the period of sperm maturation that lasts 74 days. It reactivates after the period of contraception.
  • It is always ready to restart for a natural return of fertility.

Apart from condoms and vasectomy, male contraception does exist. It is quite natural in that way that is based on a physiological process, called Thermal Male Contraception (TMC), that requires no medicine. Our product SpermaStop® implements TMC in a soft and practical way in order to provide men with one of the most effective contraception. SpermaStop®  is a real alternative to all female contraceptives. Within couples, women no longer need medical devices nor hormonal drugs.


Our product fits every man. It is safe, tested and efficient.

All you have to do

is to order right below and your pack will be delivered to you at your chosen address, wherever you are on the planet!

You will gain pleasure, comfort and serenity, simply wearing an underwear! At last, a true male contraceptive!

Gentlemen, just go for it!

SpermaStop® is simple, natural and efficient

Conditions of purchase and delivery


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Innovation
Spermastop® package
Spermastop® package
This package contains all the kit for the revolutionary new male contraception. It has been designed to provide men with the simple, soft, natural, efficient and reversible thermal contraception. In few weeks, just by pausing spermatogenesis, men are having a efficient contraception other than condoms.
SpermaStop® is only for contraception matters. It does not protect from sexual transmitted infections or diseases such as HIV against which use of condoms is highly recommended.
Sizes available : S, M, L, XL, XXL
USD 199,99$
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U-MAN Underwear® brief boxers
U-MAN Underwear® brief boxers
U-MAN Underwear® brief boxers
Those refined men brief boxers are especially designed to optimize the SpermaStop® heating pad usage. An inner pocket will keep the pad well-adjusted right to the scrotum. The front side eyelet is an opening well positionned in order to link the pad to the thermoregulator.
Sizes available : S, M, L, XL, XXL
USD 34,99$
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Thermal male contraception kit
Premium SpermaStop® kit
Premium SpermaStop® kit
This package contains all the kit for new male contraception and the complete man underwear collection. It has been designed to provide men with the simple, soft, natural, efficient and reversible thermal contraception. In few weeks, just by pausing spermatogenesis, men are having a efficient contraception other than condoms.
SpermaStop® is only for contraception matters. It does not protect from sexual transmitted infections or diseases such as HIV against which use of condoms is highly recommended.
Available sizes : S,M,L,XL,XXL
USD 239,99$
Select options