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Sea To Summit Reactor Thermolite Extreme Liner

$119.99 NZD

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The Sea To Summit Reactor Thermolite Extreme Liner is a top-notch sleeping bag liner crafted from Thermolite fabric, renowned for its exceptional insulation. Designed to significantly amplify warmth, it elevates the temperature rating of your sleeping bag by several degrees, perfect for colder climates or chilly nights. Its lightweight, compact design makes it easily portable for backpackers, offering versatility as a standalone sleeping bag in milder conditions or as an added layer for extra warmth in colder environments. With moisture-wicking properties and easy maintenance, this liner is a reliable choice for enhancing comfort and warmth during outdoor adventures.


  • Thermolite Fabric: Utilizes high-quality Thermolite fibers for exceptional insulation.
  • Increased Warmth: Elevates the temperature rating of your sleeping bag for colder nights.
  • Versatile Use: Functions as a standalone sleeping bag in warmer weather or as an added layer in colder conditions.
  • Lightweight and Compact: Portable design ideal for backpackers and travelers without adding bulk.
  • Moisture Management: Breathable fabric that wicks away moisture, ensuring a dry and comfortable sleep.
  • Easy Maintenance: Machine washable for convenient care and long-term durability.

Technical Specifications
  • Material: Thermolite fabric
  • Temperature Enhancement: Increases the warmth of sleeping bags by several degrees
  • Packing Size: Compact and portable for easy storage and travel
  • Moisture Management: Breathable material with moisture-wicking properties
  • Care: Machine washable for convenient maintenance

Customer reviews

Customer reviews

Shoes arrived in record time, 100% recyclable packaging with a lovely personalised note. Came across this shop by chance but very glad I did and highly reccommend for online orders.
— Damon

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