Sea to Summit Thermolite Reactor Extreme
Sea to Summit

Thermolite Reactor Extreme: Sleeping Bag Accessories

Sea to Summit Thermolite Reactor Extreme

Increase the warmth of your sleeping bag and the get a better nights sleep with this light weight liner.

Now £47.99£60.00 Save £12.01

Sea to Summit Thermolite Reactor Extreme

The Thermolite® Reactor Extreme increases sleeping bag performance by up to 15°C ( 25F) with its super-insulating 110g/m² Thermolite® fabric. The spacious design is slightly tapered from head to foot to reduce weight and increase thermal efficiency, and the drawcord hood can be cinched down for extra warmth when required. This knit fabric also has serious stretch to it, making the Reactor Extreme the ideal liner for the restless sleeper.

  • Mummy shape with a box foot
  • Drawcord hood with mini cord lock
  • Packs into its own Ultra-Sil® stuff sack

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