The Reactor is made from Thermolite, a hollow core fiber that provides extraordinary warmth for its weight and remains extremely breathable. This liner adds up to 15 degrees of warmth to your sleeping bag, yet packs down super small. Great alone as a warm weather bag as well.

Features

• Lighter weight, more packable than fleece

• Adds up to 15 degrees of warmth to a sleeping bag

• Mummy shape with a box foot

• Draw cord hood with mini cord lock

• Color of liner is black

• Weighs just 9 oz

• Packs into its own 3 x 5 sil nylon stuff sack

More info

• Dimension: 84" x 36" / 210 cm x 90 cm
• Weight: 8.7 oz / 248 g