TentBox Sleeping Bag Delivery on this item is approx. 7-10 days This high-performance sleeping bag fits perfectly inside all TentBox models and has an ‘extreme’ temperature rating of -11°C. Fully unzip it to turn it into a large blanket, or connect two of them together to create a double sleeping bag. The 100% cotton liner means it’s super soft and the nylon outer shell is both hardwearing and easy to clean. It comes with a stuff sack for easy storage.If you purchase two, you can connect them together to make a double sleeping bag. Features: 4-season rating: A comfort rating of 5°C and an extreme rating of -11°C 100% cotton flannel lining: super soft brushed cotton for a comfortable night sleep Rectangular design: stretch out while you sleep Internal pocket: perfect for your phone or precious belongings Double-up compatible: connect two together to create a cosy double sleeping bag Wraparound foot box zip: Allows the bag to lie flat to use as a mattress topper, blanket or duvet Strap-down stuff sack: Included for easy and secure packing, ensuring a compact and organised storage solution What's in the Box: TentBox Sleeping Bag Sleeping Bag Stuff Sack Materials: Shell: 100% nylon Lining: 100% cotton (flannel for added comfort) Filling: 100% polyester Stuff sack: 210D/P Oxford PU450MM Stuff sack orange panel layer: 50D 300T/P Cire Fibre WR Proof Ratings Comfort: 5°C (general rating to ensure warmth) Up to Limit: -5°C (feel the cold but within reasonable limits) Extreme: -11°C (survival temperature, ensuring safety in harsh conditions) Dimensions: Closed: 190cm x 86cm Spread out fully: 190cm x 172cm In bag: 50cm x 25cm