Details Rab Ascent 300 Down Sleeping Bag The Ascent 300 is a light-weight packable down sleeping bag used for a wide variety of activities in mild conditions. Features high quality European duck down, Pertex® fabrics and a comfortable wide mummy fit. Available with a left or a right zip, so it's possible to zip two together to make a double sleeping bag. Weight: 820g Pertex® Quantum outer fabric 650FP R.D.S. Certified European Duck Down Rab® Fluorocarbon free Hydrophobic Down developed in conjunction with Nikwax® Wide mummy shape Proportionally assigned differential cut Internal YKK® 3 coil zipped stash pocket Wide foot area for extended comfort ¾ length YKK 5 coil main zip with fluorescent puller Anti-snag bonded zip guard Internal collar and hood drawcord Close fitting neck baffle design Trapezoidal baffle chamber design Angled foot box Compression stuff sack Cotton storage sack Temperature tested to new European standard EN13537: 2012 Filled in Derbyshire UK Dimensions Max User Height: 185cm Shoulder Width: 75cm Hip Width: 65cm Foot Width: 50cm Materials: Pertex® Quantum, DWR 80/20, 49g/m²30d/30d, 100% nylon Insulation: 650FP R.D.S. Certified European Goose Down: 300g TEMPERATURE RATING EN13537:2012 results (used below 800g fill weight) Comfort 6.5°C(44°F) Limit 1.5°C(35°F) Extreme -13°C(9°F) Rab® Sleep Limit Calculated from EN13537:2002 and BS TOG results Comfort 6°C(43°F)Limit 1°C(34°F) Extreme -14°C(7°F) Specifications Ascent 300 Down Sleeping Bag