Sea To Summit Thermolite Reactor Extreme Liner

Make your sleeping bag extra warm and toasty on cold nights at the campground. The Sea to Summit Thermolite Reactor Extreme increases sleeping bag performance by up to 25 F (14 C) with super-insulating 110g/m Thermolite fabric. Thermolite is a hollow core fiber that provides extraordinary warmth for its weight and remains extremely breathable. Spacious design allows for a comfortable night’s sleep, even when the mercury plummets. Perfect for extending the season of your sleeping bag.

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Features:

• 110g/m2 Thermolite construction throughout
• Adds up 25° F to warmth to a sleeping bag
• Mummy shape with a box foot
• Draw cord hood with mini cord lock
• Packs into its own Ultra-Sil stuff sack

Specs:

• Length: 84″
• Width: 36″
• Weight: 14 oz
• Temp Rating: Up to 25 F