Sea to Summit Thermolite® Reactor sleeping bag liner

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Extend the comfort range of your sleeping bag. The Reactor is made from the lightest weight Thermolite fabric available.

Thermolite is a hollow core fibre that provides extraordinary warmth for its weight and remains extremely breathable. It adds up to 8° warmth to a sleeping bag or, used alone, is the ideal warm weather sleeping bag. With the stretchy knit fabric that moves with you and a drawcord hood, the Thermolite Reactor liner is perfect for wigglers and rollers or anyone who needs some extra warmth.

  • Packs into its own 8cm x 13cm stuff sack
  • Lighter weight, more packable than a fleece liner
  • Adds warmth to a sleeping bag
  • Perfect alone as a warm weather bag
  • Mummy shape with a box foot
  • Drawcord hood with a mini cord lock

Brand Sea to Summit
Size 210cm x 90cm (82 x 35 inches)
Weight 248g
Colour Black liner