The Outwell Celebration is a soft, warm sleeping bag that's perfect for use from late spring to early autumn. The sleeping bag is filled with a double layer of Isofill, which provides extra insulation and comfort. The lining and outer shell are made of wonderfully soft brushed polyester, making the sleeping bag very comfortable. The soft lining is folded over at the top, making it even more comfortable. The sleeping bag has a full-length zipper with a zipper flap and can be opened from both sides, making it easy to get in and out of the sleeping bag. In addition, the sleeping bag can be fully unzipped to create a double duvet, making it suitable for couples who want to sleep together. Product specifications: - Type: Mummy style - Filling: Double layer of Isofill - Lining: Soft brushed polyester - Outer shell: Soft brushed polyester - Zipper: Full length with zipper flap - Can be opened from both sides - Can be fully unzipped to create a double duvet