To give adventurers a cozy sleeping experience, the Eureka! Lone Pine 20°F Sleeping Bag blends exceptional comfort with high-quality performance. Creating a comfort-focused shape, this bag takes the thermal efficiency of a mummy bag and insulated hood, and combines it with a more spacious fit that offers additional width in the hip, leg, and feet area. Featuring Eureka’s innovative Insulcore HQ synthetic insulation, Lone Pine bags provide dependable warmth in any condition. The 2-part outer shell uses 50D/300T Polyester Taffeta on top and Eureka! Stealth-Grip fabric on bottom, giving you optimal performance throughout the night. 68D/240T Peached Polyester lining fabric. Insulated face baffle. Full-length locking #5 zipper and draft tube with anti-snag guard. Internal pocket. Compression stuff sack included.