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Sea To SummitReactor Thermolite Sleeping Bag Liner

Sea To SummitReactor Thermolite Sleeping Bag Liner

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4.5 out of 5 stars
42 Reviews

Stay comfortable.

Pack the Sea to Summit Reactor Thermolite Sleeping Bag Liner on trips where the weather could change drastically or for a night under the stars. This mummy shaped sleeping bad liner adds up to 15 degrees Fahrenheit to your sleeping bag and can keep you comfortable on a warm night by itself. The combination of its low weight and high compressibility makes it a painless addition to your camping quiver.


  • Liner adds fifteen degrees to mummy sleeping bags
  • Thermolite is lighter and warmer than fleece
  • Drawcord around hood cinches for secure coverage
  • Item #STS0085

Tech Specs

Degrees Added
15 F
Claimed Weight
9 oz
Recommended Use
camping, backpacking
Manufacturer Warranty

Overall Rating

4.5 based on 42 ratings

Review Summary

5 Stars - 30 reviews
4 Stars - 7 reviews
3 Stars - 2 reviews
2 Stars - 3 reviews
1 Stars - 0 reviews

Fits True To Size

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Runs smallTrue to sizeRuns large

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