The THERMOLITE® Reactor is Sea to Summit’s most popular sleeping bag liner, made from 80g/m2 THERMOLITE® which is the lightest weight THERMOLITE® fabric available.
THERMOLITE® is a hollow core fibre that provides amazing warmth for its weight and remains extremely breathable.
The Reactor adds up to 8°C of warmth to your sleeping bag or can be used alone as a warm weather bag.
Sea to Summit is a small, privately owned global company which develops and manufactures outdoor, travel and water sport products. They provide solutions for outdoor enthusiasts looking for innovative, durable, lightweight and compact gear. Sea to Summit continues to research the best materials, production methods and ideas for new products keeping us at the forefront of bringing lighter, better made, better performing gear to enthusiasts around the world. The Sea To Summit Thermolite Reactor sleeping bag liner adds up to 8C warmth to your sleeping bag, it is ideal as part of a cold climate sleep system. The Thermolite Reactor is made from the lightest of Thermolite fibres and is also machine washable to help you keep your sleeping bag clean and fresh. The Thermolite Reactor line features a mummy shape with a draw cord hood with mini cord lock and packs into its own Ultrasil stuff sack. In warm climates it can be used as a stand alone super compact sleeping bag.
