The Wild Country Mistral 350 Sleeping Bag is a summer and indoor use sleeping bag that has a hollow fibre insulation double layered construction shoulder baffles and close fitting hood with drawcord closure to offer optimised heat retention at a great price This Mistral Sleeping Bag also has a water resistant treatment on the outer shell an internal pocket for keeping your essentials close and comes with a compression stuff sac making it a fantastic warmer weather sleeping bag