Sea to Summit Reactor Thermolite Sleeping Bag Liner

The "Reactor" is made from the lightest weight Thermolite, that DuPont has yet approved. Thermolite is a hollow core fiber that provides extraordinary warmth for its weight and remains extremely breathable. Adds up to 15 degrees of warmth to a sleeping bag or, used alone, is the ideal warm weather bag.

• Adds up to 15 degrees of warmth to a sleeping bag
• Lighter weight, more packable than fleece
• Mummy shape with a box foot. Draw cord hood with mini cord lock
• Color of liner is black
• Packs into its own 3" x 5" sil nylon stuff sack. Weighs just 9 oz