Comparison Guides
All Therm-a-Rest Gear Content

Saros™ - The Best Synthetic Sleeping Bag?
When we set out developing the Saros™ sleeping bag we aimed to boost our Trek & Travel series with the best synthetic sleeping bag possible. Our Trek & Travel category...
Saros™ - The Best Synthetic Sleeping Bag?
When we set out developing the Saros™ sleeping bag we aimed to boost our Trek & Travel series with the best synthetic sleeping bag possible. Our Trek & Travel category...
Behind the Gear

WarmZip™: Unzipping Sleping Bag Temperature Ratings
WarmZip™ helps you regulate the Boost 650 bag’s warmth by giving you the ability to manipulate its shape and the distribution of its insulation. Changing the sleeping bag’s shape changes its thermal efficiency, or its ability to retain body heat.

Behind the Gear: The NXT Generation of XLite™ & XTherm™
the two most enduring models of the NeoAir lineup have been radically improved. Presenting the NeoAir® XLite™ NXT and the NeoAir® XTherm™ NXT, the next generation of air pad technology. Learn how we added thickness and warmth while reducing weight (in the XTherm) and noise (in the XLite).