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End of Season Sale on Now!
End of Season Sale on Now!

Sea to Summit Thermolite Reactor Sleeping Bag Liner

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Original price $99.99 - Original price $99.99
Original price
$99.99 - $99.99
Current price $99.99

Afterpay or Zip available

Size: Standard

Looking to add warmth and versatility to your sleep system? The Thermolite Reactor Liner is your solution.

The Thermolite Reactor Sleeping Bag Liner is an efficient, lightweight thermal liner. For those looking to do some winter camping or need some extra warmth from your existing sleeping bag, the Thermolite Reactor is a great choice. Hollow Core Fibres coupled with a soft and stretchy polyester fabric provide a warm and luxurious layer of insulation between you and the elements. 


  • Traps insulating air to increase warmth of a sleeping bag by up to 8 degrees Celsius
  • Stretchy, Thermolite fabric is incredibly comfortable
  • Lightweight and more packable than fleece
  • Technical mummy-shape with drawstring hood
  • Easy care - machine wash with no special soap required. Avoid fabric softeners and dryer sheets
  • Keeps sleeping bag clean
  • Packs into its own Ultra-Sil stuff sack


  • Added warmth: up to 8 degrees Celsius
  • Materials: Thermolite Polyester Fabric
  • Shape: Mummy
  • Claimed weight: 248g
  • Dimensions: 208cm
  • Packed size: 15cm x 11cm
  • Compressed volume: 1L

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