
Highlights
Second Summit: Lets give gear a second chance. Shop our expertly inspected, pre-owned gear delivered to you in like new condition and protected by the Sea to Summit Guarantee.
Best Use: Thermal Boost
Weight: 9.5oz | 268g
Length: 78in | 198cm
Packed Size: 5.9 x 2.8 x 4.3in | 15 x 7 x 11cm
About The Product
Add warmth to your sleep system in cool or cold conditions: with our Reactor Liner. Using Thermolite® Pro fabric with infra red-absorbing ceramic pigments and Thermolite® EcoMade fibres , the new Reactor takes thermal performance to the next level.
The stretch-knit fabric provides optimal comfort, and ensures the Reactor fits any sleeping bag. Choose between the classic Mummy and the Mummy with Drawcord - the footbox opening offers plenty of ventilation and the versatility of walking around camp while still wearing your liner if needed.
Product Features
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Reactor Sleeping Bag Liner (Like New) Compact Mummy

Add warmth to your sleep system in cool or cold conditions: with our Reactor Liner. Using Thermolite® Pro fabric with infra red-absorbing ceramic pigments and Thermolite® EcoMade fibres , the new Reactor takes thermal performance to the next level.
The stretch-knit fabric provides optimal comfort, and ensures the Reactor fits any sleeping bag. Choose between the classic Mummy and the Mummy with Drawcord - the footbox opening offers plenty of ventilation and the versatility of walking around camp while still wearing your liner if needed.
Tech specs
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Comes WithStorage Case
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Material(s)Thermolite® Pro & EcoMade Polyester
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SpecialBio-based HeiQ Fresh Odor Control
Compact Mummy | Standard Mummy |
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