The Basecamp 250 Sleeping Bag is a great piece for the summer, insulated to keep you warm and cosy at night. With its mummy shape, it will hug your body ensuring no heat is lost as you sleep. Season 2 - This is suitable from late spring to early autumn, with an extreme temperature rating of 2 degrees Comfort Temperature - 5C - 15C. The comfort temperature' is the minimum temperature that a sleeping bag is designed forExtreme Temperature - The extreme rating is a survival only rating for a standard' adult woman. It is not advisable to rely on this rating for general useStuff Sack - A small bag which your sleeping bag stuffs into, keeping it compact and portableInsulation - Hollowfibre insulationMummy Shape - Mummy shaped bags follow your body shape, giving you a cosier night's sleepPacked Dimensions - 22cm x 44cmWeight - 1.2kgPersonal Preference - Please remember that everyone feels the hot and cold differently. Always go with your personal preference (Ref: 023156) Mountain Warehouse Basecamp 250 Mummy Sleeping Bag 2 Seasons Insulated 5-15°C in Dark Mauve