Increased insulation and a fit that is shaped to contour to a woman’s body, The Big Agnes Elsie 15 women's backpacking bag maximizes warmth and comfort. The Fireline™ Pro Synthetic Insulation efficiently traps heat while providing a soft feel and great compression for packability. Combined with a water repellent nylon ripstop shell, a draft free collar and zipper, and a cordlock hood, this versatile women's mummy bag is ready for any three season adventure. Nylon ripstop shell fabric with a water repellent finish Polyester taffeta lining Fireline™ Pro Synthetic Insulation Capacity: 1P Temp Rating: 15° F Shape: Mummy Bag Size: Petite or Regular Fits Up To: Petite - 5' 5"; Regular - 5' 10" Pad Size: Any 20" Pad Bag Weight: Petite - 2 lb 11 oz; Regular - 3 lb 1 oz Insulation: Fireline Pro Synthetic Compressed Size: Petite - 8.5" x 9"; Regular - 8.5" x 10" Stuff Sack Size: 9" x 20"