The Big Big Agnes Fleece Sleeping Bag Liner adds warmth and comfort to your sleeping bag while also extending the life of the bag. It can also be used as a stand-alone sleeping bag in warmer conditions.

• Designed to regulate your temperature in a variety of conditions and uses
• Keeps your sleeping bag clean and protected while adding 5 - 10˚ of warmth
• Stands alone as a packable layer for travel and warm weather over nights under the stars
• Generous 42 inch side opening; snap closed for increased insulation or open for maximum ventilation
• Easily reversible to fit right or left zip sleeping bags
• Minimalist cinch-hood closure
• Durable seam construction is smooth and comfortable against your skin
• Hooks located at the head and foot allow for easy attachment to sleeping bag liner loops
• Stuff sack included