Sea to Summit Thermolite® Reactor Extreme Liner (Adds up to 25°F) Crampons 3D Hood Construction

3D Hood Construction

Sides: 2 1/8"

two back pocket design

Developed for all around alpine use

Sea to Summit Thermolite® Reactor Extreme Liner (Adds up to 25°F) Crampons 3D Hood ConstructionThe THERMOLITE Reactor Extreme liner is Sea to Summits warmest knitted sleeping bag liner. If your adventures take you to colder climates, the Reactor Extreme will add plenty of warmth to a sleeping bag. In warmer weather, it can be used a stand alone sleeping bag. The hollow core fibers of the THERMOLITE fabric work like hollow polar bear or caribou fur along with the knitted structure, this traps plenty of insulating air. Super soft and amazingly