Sea to Summit – Reactor Extreme Thermolite Liner

After a long day enjoying the great outdoors, snuggle up in this ultralight, breathable sleeping bag liner that can add up to 25 degrees F of warmth to your sleeping bag. It s so warm and versatile you can use it on its own or with a sleeping bag. Made of Thermolite fabric, a highly breathable hollow-core fiber. Mummy style that fits into most other bags. Draw cord hood with mini cord lock. Bag liner packs down to about softball size in own stuff sack. Stuff sack included. Exceptional warmth-to-weight ratio. Can be used on its own as a warm-weather bag. Imported.