Sea to Summit Reactor Extreme Sleeping Bag Liner

Elevate your sleep system with the Reactor Extreme liner, a crucial piece for cold-weather adventures. Utilizing cutting-edge Thermolite® Pro fabric with infrared-absorbing ceramic pigments, this liner gives your system the thermal boost it needs. The soft and stretchy fabric not only provides unbeatable comfort and freedom of movement, but it also ensures a perfect fit for any sleeping bag. Plus, the drawcord footbox allows for ventilation and versatility, even when walking around camp in your liner.