Lightweight Semi-Square Down Sleeping Bag - Charcoal is one of most popular products at JustBestBuys. The Lightweight Semi-Square Sleeping Bag with down filling will keep you snug throughout the night. It's mummy shaped with a two-way zip, hood and has a extreme temperature rating of -13°C - perfect for colder camping adventures. Mummy Shape - Mummy shaped bags follow your body shape, giving you a cosier night's sleep2/3 Season - Cooler nights Spring & AutumnFilling - 75% duck down and 25% feathersExtreme Rating - Can be used for extreme temperature of -13°C. This is a survival temperature only. The bag is not intended for regular use at this temperatureTwo Way Zip - A two-way zip is useful for easy opening when ventilation is required. Zips can be full length or just half way. Hood - Much of your body heat is lost through your head, a shaped hood will help keep in heat. A draw cord closure allows you to pull the hood tight against your face for added warmth.. Follow 'Visit Store' link to find out recent information and price updates for the Lightweight Semi-Square Down Sleeping Bag - Charcoal.