Western Mountaineering Sonora Sleeping Bag Liner Snug As A Bug in a Rug The Sonora Sleeping Bag Liner is a lightweight and compact addition to your sleep system, designed to provide extra comfort and keep your bag clean. Whether you're sleeping in the chilly alpine or windy desert, this liner adds extra warmth to nights under the stars. Features Lightweight polyester fabric, for comfort and breathability Drawcord closure, secures the liner around you Attached stuff sack, for convenient storage and portability Use it year-round, boosts warmth in the cold and manages moisture when it's warm Easy maintenance, machine washable for hassle-free cleaning MFG#: SONLNMRSPECIFICATIONSIntended Use Adds Warmth, Moisture Management Material100% Polyester Microfiber Sizes Unisex - 6' / 6' 3" / 6' 6"Shape Tapered, Mummy, or Rectangular Accessories Attached stuff sack SIZINGSize Weight Length / Max User Height Girth (Shoulder, Hip, Foot)Packed Size Tapered - Regular5 oz / 142 g70" / 6'60" / 48" / 38"3" x 5"Tapered - Long5. 6 oz / 160 g76" / 6'6"64" / 52" / 42"3" x 5. 5"Mummy - Regular5. 4 oz / 154 g74" / 6'60" / 48" / 40"3" x 5"Rectangular6. 4 oz / 182 g78" / 6'6"64" / 64" / 64"3" x 5" | Western Mountaineering | Sonora Sleeping Bag Liner | 100% Polyester