Sea to Summit Reactor Extreme - Thermolite Mummy Liner red

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Sale price€79,95 Regular price€89,95


An essential part of your sleep system, the Reactor Extreme Liner made from Thermolite® Pro fabric contains innovative infrared-absorbing ceramic pigments to give your system the thermal boost you need on your cold-weather adventures. The soft, moisture-wicking stretch knit fabric offers unmatched comfort and freedom of movement, while still allowing the Reactor Extreme Liner to fit into any sleeping bag. In addition, the drawstring foot area allows for generous ventilation and the convenient ability to walk around the campsite with the liner on if necessary.

  • The Reactor Liner is the heart of your sleeping system. It provides a warmth boost thanks to heat retention and increases the performance of your sleeping bag and sleeping pad, even when it's really cold.
  • Thermolite® Pro technology uses hollow-core knitted fibers and infrared-absorbing ceramic pigments to reflect body heat back to the wearer, providing more warmth and comfort.
  • The drawstring foot pocket can be opened or closed as desired and fits perfectly with the foot pocket of our Free Flow zipper system on selected Sea to Summit sleeping bags.
  • HeiQ Fresh odor control technology ensures the liner stays fresh even after prolonged use.
  • The knit material offers impressive stretch and freedom of movement in this mummy-shaped liner that fits perfectly into any shape sleeping bag.


WEIGHT: 12.8oz | 364g

LENGTH: 85 in | 216cm

PACKING SIZE: 5.9 x 3.0 x 4.7 in | 15x7.5x12cm

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