Nemo Celesta 35 Degree Regular Sleeping Bag - Women39;s 40D Nylon Ripstop w/ DWR (Shell) Spoon shape is wider at the knees and elbows for side sleeping Womens specific design has extra down fill in the footbox and increased insulation to enhance warmth. Stratofiber synthetic insulation offers the best blend of warmth, moisture resistance and packed volume. The Nemo Celesta 35 Women's Sleeping Bag is rated for temperatures in the 35F range. Need something for colder temperatures? Grab a Celesta 25 rated for 25F! Included accessories: Drawstring Stuff Sack and Cotton Storage Bag. Stuff Sack Size 18x10 in Diameter