For cold nights or chilly sleepers the Dragonfly offers a healthy helping of HeatSync insulation a tricot-lined foot box for extra-warm feet a draft tube to seal the zipper and an ergonomic hood to seal in body heat. The included Sleep E-Z Pillow slots into its own pocket for comfort while another pocket on the chest stores headlamps or other essentials. An interior clothes-warming pocket keeps items nearby for the morning and an attached stuff sack never gets lost. Packing away the Dragonfly is always easy with an Attached Storage Bag.