When the temperatures drop, the Kelty Cosmic 0°F Sleeping Bag has the right features and impressive warmth to defend against freezing temps. The 600-fill hydrophobic DriDown insulation means exceptional warmth, more moisture defense, and quicker drying in inclement conditions. Draft collar, thermal-comfort hood, and natural-fit footbox offer coverage, warmth, and comfort through those cold nights. Quilt through construction with 50D polyester taffeta liner and 50D polyester ripstop shell. 60" dual-slider, locking zipper with anti-snag draft tube. FatMan and Ribbon drawcords. Stuff sack included.