The Solar Ultra 3 in one sentence: a blend of new innovations for your comfort. This Sleeping bag - 0 from Rab is extremely lightweight and will accompany you on your mountain adventures this summer. Its accordion design ensures optimal heat retention so even in cool weather, you stay warm! Material: 100% recycled polyester Lining: 100% recycled polyester Rab Sleep Limit: -13°C (10°F) ISO EN Temperature Rating: Comfort: 0°C (32°F), Limit: -6°C (20°F), Extreme: -23°C (-10°F) Recycled ripstop nylon Atmos™ 20D fabric (38 g/m²) with fluorocarbon-free DWR Lining: Recycled polyester ripstop Atmos™ 20D fabric (41 g/m²) with fluorocarbon-free DWR Skrim: 100% polyester canvas with aluminum coating (15 g/m²) Upper: Recycled synthetic Stratus insulation in a three-layer construction (100% recycled polyester 180 g/m²/180 g/m²/60 g/m²) Base: Recycled synthetic Stratus insulation in a double-layer blanket construction (100% recycled polyester 100 g/m²/100 g/m²) Internal TILT Scrim technology on the upper to reduce radiant heat loss Triple-layer accordion blanket construction on the upper for improved loft and warmth Elasticated internal quilting to draw insulation towards the user and eliminate cold spots Offset localized quilting to reduce cold transmission Low-volume hood for better heat retention Adjustable neck baffle design to reduce heat loss YKK 3/4 length main zip with synthetic insulated zip baffle to trap heat YKK anti-snag zip insert and internal anti-snag zip guard Compression sack included Tapered mummy shape Weight: 1360 g Rab Solar Ultra 3 - Sleeping bag - 0