From Vango, the Wilderness 450 is a luxurious but completely affordable sleeping bag. Boasting not only a Polair super-soft shell created specifically for comfort, it also has a Polair brushed polyester lining for long lasting durability. The Wilderness 450 features a mummy shaped design that reduces excessive air spaces providing better warmth throughout the sleeping bag. Suitable for temperatures ranging between freezing & 20 degrees Celsius the Wilderness 450 truly is great sleeping bag for first time campers, festival goers & families.