The WFS XSG1313 15 Degree Mummy Bag is packed with lightweight synthetic insulation for maximum warmth during cold campouts. Synthetic insulation fill and offset quilted construction provides a comfort rating to 15 Degree, ensuring you get a great nights sleep during chilly spring and fall campouts. Bag comes with a compression bag for easy storage. 91 x 32 or fits up to 76 person 4 hole fiber double layer insulation Polyester cover and lining fits into compression stuff sack weighing 3 lbs total Sculptured Hood 15 degree comfort rating