The Skye 350 Mummy Sleeping Bag is an envelope style sleeping bag combined with the warmth and hood of a mummy bag. > 3-4 Seasons Sleeping Bag Pack Size: 42 x 23 x 23cm Size: 220 x 80 x 50cm Material: 290T ripstop polyester Lining: 210T polyester pongee Filling: 350gsm QFX spiral hollow fibre Warm and comfortable Soft lining fabric Full length 2 way zip and baffle Compression stuff sack Foot box Comfort rating: -5C Lower limit rating: -12C