Built for the pinnacle of tough expeditions, the Deuter Astro Pro 600 Sleeping Bag is made for 5 season use, or high altitudes when the temperatures really drop. A 90/10 fill, with bluesign approved and RDS-certified down, the Astro Pro 600 is constructed for adventure, wherever your pursuit takes you.5 season sleeping bag from DeuterAnti-jamming zip strip (top and bottom)Heat collar \' with hook and loop closure & elastic cordTrapezoid chamber constructionStretch comfort systemDryzoneErgofoot1 x inside pocketFill: 90/10 bluesign Approved and RDS-certified downFill power: 650+Comfort temperature rating: -5ºCLower limit temperature rating: -10ºCExtreme temperature rating: -30ºCDimensions: 205 x 87 x 58cmPacked dimesions: 18 x 38cmBodysize: 185cmFillweight: 600gWeight: 1.27kgRecommended activity \' camping / expeditions / mountaineering