Proven performance for those looking to make the most of the outdoors, the Starlight III from Mountain Equipment is a light and compressible synthetic bag which balances comfort and value to create a sleeping bag which will do you right year after year whatever the weather. At its core the Starlight uses Polarloft synthetic insulation which has an impressive warmth-to-weight ratio and a small pack size. Its distinctive shingle construction combats cold spots to help you drift off sooner and the Starlight's Mountain Comfort Fit gives you more width to ensure that the bag is not restrictive. Comfort temperature: -1°C.