Summit 400 Mummy Sleeping Bag
Mountain WarehouseNew in
Our Summit 400 Mummy Sleeping Bag is built for colder adventures, offering reliable warmth across three to four seasons. With a comfort rating of 0°C, lower limit of -5°C and extreme rating of -15°C, it’s designed to keep you cosy when temperatures drop. Filled with 400g hollowfibre insulation and weighing 2.1kg, it delivers dependable warmth in a classic mummy shape with an adjustable hood for extra heat retention. A two-way zip allows for ventilation and the option to zip together with another bag to create a double. Measuring 220 x 80cm when open and packing down to 40 x 26 x 26cm, it’s a practical choice for camping trips and outdoor getaways.
- 3/4 Season - Cold nights early Winter
- Comfort Temperature - The comfort temperature for this sleeping bag is 0°C. This is the minimum temperature that the sleeping bag is designed for
- Extreme Rating - Can be used for extreme temperature of -15°C. This is a survival temperature only. The bag is not intended for regular use at this temperature
- Length - 220 x 80cm
- Weight - 2.1kg
- Insulation - Insulated with hollow fibre stuffing
- Mummy Shape - Mummy shaped bags follow your body shape, giving you a cosier night's sleep
- Two Way Zip - A two-way zip is useful for easy opening when ventilation is required. Zips can be full length or just half way.
- PFC-free - made without intentionally added PFAS
Fabric Composition
Main fabric: Polyester 100%, Lining: Polyester 100%, Filling: Polyester 100%
Responsible Entity
Mountain Warehouse Group, Compass House, 7A Howick Place, London SW1P 1DZ, United Kingdom
062417






