This vango serenity double sleeping bag is a 3 season sleeping bag for two that can be converted into two single sized sleeping bags for extra versatility the serenity sleeping bags have a double layer insulation for extra warmth and a large extended head rest area for comfort making it ideal for taking with you on this year s camping caravanning or festival trip this double square shaped sleeping bag has a really fresh design and the fabrics used are lovely and soft making this the ideal sleepi