Sea to Summit Thermolite Reactor Fleece Liner - Regular

Color: Grey
Size: Regular
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Incredibly warm for its weight, the Sea To Summit Fleece Liner can be used to extend the warmth of your sleeping bag or it can double as a standalone summer bag.


  • Thermolite® fleece is incredibly warm for its weight and has a brushed finish for extra comfort
  • Technical mummy shape with one handed, easy to operate drawstring hood
  • Quarter zip makes it easy to get in and out of, and the paneled hood can be drawn in when maximum warmth is required
  • Smaller and warmer than standard fleece liners, increasing warmth by a full season's rating
  • Easy care, machine washable


View all Sea to Summit Sleeping Bag Liners

Technical Specs

Best Use


Sleeping Bag Shape


Added Warmth (F)


Stuff Sack Size

5 x 8 inches


Thermolite fleece


78 x 28 inches


14.8 ounces

60 reviews with an average rating of 4.6 out of 5 stars

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