- Sea to Summit Thermolite Reactor Sleeping Bag Liner
- Description: Not quite warm enough at night in your sleeping bag? Slide this thermolite liner in between your sleeping bag to increase the rating of your sleeping bag by up to 14 degrees.
- Length: 83 in.
- Width: 35 in.
- Total weight: 8.7 oz
- Stuffed size (WxL): 4 in. x 6 in.