Sea to Summit: Thermolite Reactor Liner

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Our Price: $56.95

    IMS#: 112590
  • Qualifies for free shipping.


Sea to Summit developed this lighter weight version of Dupont Thermolite® Base especially for the Reactor sleeping bag liner. With a box foot construction and hood, this is a more technical liner designed for outdoor use. It’s also soft, stretchy and quick drying.


  • Increases sleeping bag warmth by up to 15 F
  • Made from Thermolite® Base fabric
  • Box Foot & hood design
  • Stretchy & soft knit fabric
  • Quick drying


Length:75 in
Girth:70 in
Weight:9 oz
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