The Heliosphere Astronaut Tech Pullover

We've taken a patented and certified Phase Change Material (PCM) technology that was originally developed to help astronauts regulate their temperature in space - and integrated it into athletic apparel.  

The Fabric Acts Like A Battery, Storing Energy
PCM material provides superior thermoregulation by absorbing and storing excess heat from your skin's surface into millions of microcapsules called Thermocules.

And Releases Heat Back To You
As your body cools, heat stored in the fabric is released back to you, helping to regulate the skin's microclimate.

The Heliosphere

• Thick, comfortable fabrication featuring Outlast PCM technology.
• Side pockets with zipper closures
• Locking Zippers