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Sea to Summit Reactor Extreme Thermolite Sleeping Bag Liner

Item # PF263758
(9)
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REVIEWS
(9)

Product Details

After a long day enjoying the great outdoors, snuggle up in this ultralight, breathable sleeping bag liner that can add up to 25 degrees F of warmth to your sleeping bag. It’s so warm and versatile you can use it on its own or with a sleeping bag.

Specs

  • Weight: 14 oz.
  • Dimensions: 84"L x 36"W.
  • Construction

  • Made of Thermolite® fabric, a highly breathable hollow-core fiber.
  • Mummy style that fits into most other bags.
  • Draw cord hood with mini cord lock.
  • Additional Features

  • Bag liner packs down to about softball size in own stuff sack. Stuff sack included.
  • Exceptional warmth-to-weight ratio.
  • Can be used on its own as a warm-weather bag.
  • Imported.
  • Customer Reviews
    Sea to Summit Reactor Extreme Thermolite Sleeping Bag Liner
    Average Rating
    5 / 5
    4.3/5
    89%
    8 out of 9 of reviewers would recommend this product.
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    Showing 1-9 of 9
    5 / 5
    September 8, 2017
    OK Bag Liner, Could Use A Zipper
    I bought the Sea to Summit Reactor Extreme Thermolite Sleeping Bag Liner to use inside a (down) bag for sub zero weather. It's soft and lightweight... more
    NC
    Top 250 Contributor
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    5 out of 6 found this review helpful.
    5 / 5
    March 30, 2016
    Wicked Warm
    This liner is awesome. I have the thermolite reactor, that I also bought from LLBean, which only gives up to 14 degrees in warmth, and I love it. I needed... more
    Troy, NY
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    Gramps2 September 2, 2017
    I have to wonder,,,,,, since sleep bags come in different sizes then how does this one size fit all??? I would not purchase this item if I did not know if it would fit my LLBean Long Bag . Seems like a natural thought process.
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    5 out of 6 found this review helpful.
    5 / 5
    February 18, 2016
    Comfortable
    I found this to be large and comfortable. The reason I chose this particular model from Sea and Summit was because I am specifically using it to increase... more
    Meredith, NH
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    8 out of 8 found this review helpful.
    5 / 5
    July 2, 2014
    Pain to deal with
    This bag does do a good job of keeping you warm. But when you get into your sleeping bag you sit down on it, get your legs in and then zip it up to the... more
    ga
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    29 out of 34 found this review helpful.
    5 / 5
    May 17, 2012
    AMAZING
    For the first time with temps below freezing, I was warm! Highly recommend!
    Cadyville, NY
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    7 out of 9 found this review helpful.
    5 / 5
    April 20, 2012
    Great for long airplane trips
    As an airline crew member, I use this sleeping bag liner rather than a bulky blanket in the crew bunks when working or in the cabin when I am a passenger.... more
    Maryville TN
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    15 out of 15 found this review helpful.
    5 / 5
    January 6, 2012
    great item
    Super helpful way to add warmth without bulk. Really soft too!
    California
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    5 out of 8 found this review helpful.
    5 / 5
    June 20, 2011
    radiant
    In the store I placed my hand inside the bag and could feel the heat from my hand being radiated back to me; it felt very warm. In the field the bag works... more
    Tucson, AZ
    Top 25 Contributor
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    12 out of 13 found this review helpful.
    5 / 5
    December 28, 2010
    sleeping bag liner
    the thermolite reactor extreme slepping bag liner is great and effective. It is soft and fleece like and works well inside a sleeping bag. Feels like a... more
    Philadelphia
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    16 out of 16 found this review helpful.
    Showing 1-9 of 9