Reactor Extreme Liner (adds up to 25°F) Regular / Mummy

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About Reactor Extreme Liner (adds Up To 25°F) Regular

The THERMOLITE® Reactor™ Extreme liner is Sea to Summit’s 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. Plus in warmer weather, it can be used as a ‘stand alone’ sleeping bag. The hollow core fibers of the THERMOLITE® fabric work like a polar bear's fur and, along with the knitted structure, trap plenty of insulating air. Super soft and amazingly stretchy, the Reactor Extreme uses a heavier version of THERMOLITE®  to provide extra warmth for an incredibly comfortable night’s sleep. Use one to build your cooler-weather sleep system and to help keep your sleeping bag clean too. Features Traps insulating air to increase warmth of a sleeping bag by up to 25°F / 15°C Stretchy, Thermolite® fabric is incredibly comfortable. 110g/m² fabric is warmer than the 80g/m² Thermolite® used in the standard Reactor. Technical mummy-shape with drawstring hood. Easy care – machine wash with no special soap needed. Avoid fabric softeners and dryer sheets. Keeps sleeping bag clean. Packs into its own Ultra-Sil stuff sack. How to Choose The Reactor Extreme is Perfect For… Backpackers whose sleep system will be used in colder climates Campers whose sleeping bags don't keep them warm a the advertised temperature Very warm-weather campers who don't need a full sleeping bag Campers or backpackers looking to extend the performance of a (perhaps order) sleeping bag into shoulder seasons Other Liner Options The will add even more warmth to your sleeping bag. Reactor Fleece Liner Performance-oriented, weight-focused end users may opt to use a or Spark as a sleeping bag liner. Flame