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Supporting better conditions for what matters most.

W e  
h e l p  
m e n  
b e c o m e  
f a t h e r s

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More than 50 million men worldwide are affected by fertility challenges. Temperature is one of the factors that can influence sperm production, and creating optimal conditions matters. Coolmen combines wearable comfort with innovative cooling technology designed to support male reproductive health.

H e a t   m a t t e r s   m o r e   t h a n   m a n y   p e o p l e   r e a l i z e .   E v e r y d a y   f a c t o r s   s u c h   a s   p r o l o n g e d   s i t t i n g ,   t i g h t   u n d e r w e a r ,   s a u n a   e x p o s u r e ,   h e a t e d   c a r   s e a t s ,   a n d   e l e v a t e d   l o c a l   t e m p e r a t u r e   m a y   a f f e c t   t h e   e n v i r o n m e n t   i m p o r t a n t   f o r   s p e r m   p r o d u c t i o n .   P a y   a t t e n t i o n   t o   h e a t   e x p o s u r e   a n d   s u p p o r t   m o r e   o p t i m a l   c o n d i t i o n s   f o r   r e p r o d u c t i v e   h e a l t h .

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Prolonged sitting

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Heated car seats

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Sauna esposure

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Prolonged sitting

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Heated car seats

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Sauna esposure

Spermatogenesis is a continuous 24/7 process while a complete sperm development cycle takes approximately 3 months. Designed for everyday comfort, Coolmen can be worn throughout the day and even during sleep.

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Meet the new CoolMen

The world's first wearable medical device for active testicular cooling

P r e c i s i o n   C o o l i n g

D e s i g n e d   f o r   E v e r y d a y   L i f e

CoolMen isn’t just another gadget. It is a certified Class I medical device developed in accordance with MDR (EU 2017/745), combining science, comfort, and wearable innovation C o o l M e n i s n t j u s t a n o t h e r g a d g e t . I t i s a c e r t i f i e d C l a s s I m e d i c a l d e v i c e d e v e l o p e d i n a c c o r d a n c e w i t h M D R ( E U 2 0 1 7 / 7 4 5 ) , c o m b i n i n g s c i e n c e , c o m f o r t , a n d w e a r a b l e i n n o v a t i o n

Explore the scientific research behind temperature, heat exposure, and their impact on spermatogenesis and male reproductive health

S o m e   m o m e n t s   c h a n g e   e v e r y t h i n g
Every journey is different. For many couples, building a family starts with hope, patience, and creating the best possible conditions for the future.
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Join the early access list and secure priority access to the first production run of the CoolMen Founder Edition.Limited to just 200 Founder Edition units worldwide. First shipments begin September 2026.

B e c a u s e  
s o m e  
d r e a m s  
a r e  
w o r t h  
e v e r y  
s t e p