Sea To Summit Thermolite Reactor Extreme Liner

The Thermolite® Reactor Extreme Liner increases sleeping bag performance by up to 25ºF (14ºC) with super-insulating 110g/m Thermolite fabric. Thermolite is a hollow core fiber that provides extraordinary warmth for its weight and remains extremely breathable. The spacious design allows for a comfortable night’s sleep, even when the mercury plummets. It’s perfect for extending the season of your sleeping bag.

• 110g/m2 Thermolite construction throughout
• Adds warmth to a sleeping bag
• Mummy shape with a box foot
• Draw cord hood with mini cord lock
• Keeps sleeping bag clean
• Packs into its own Ultra-Sil® stuff sack
• Color: Orange
• Length: 84″
• Width: 36″
• Weight: 14 oz.
• Suggested use: Backpacking, camping, traveling