Sea to Summit Reactor Plus Thermolite Sleeping Bag Liner

A serious sleeping bag liner for serious backpackers, the Sea to Summit Reactor Plus Thermolite Liner increases sleeping bag performance by up to 20 degrees Fahrenheit or 11 degrees Celsius. The dual-weight Thermolite fabric is what makes this liner so efficient. Regular 80 g/m² Thermolite fabric coupled with panels of 110 g/m² in the core body and foot bed areas adds extra warmth were you need it, and the compact, shorter design cuts weight and size while still ensuring maximum warmth efficiency. If you're looking for a sleeping bag liner that gives your bag a little extra boost, consider the Sea to Summit Reactor Plus Thermolite Liner for your next foray into the unforgiving wilderness.