A warm, lightweight, and adaptable sleeping bag, the Neutrino Pro 700 is constructed of a superb wind and resistant Pertex Quantum Pro outer fabric, making it the perfect choice for cold weather mountaineering, lightweight backpacking, and multi-day trekking. Thanks to the Neutrino Pro 700's Trapezoidal box-wall construction with differential cut, the inner 800FP R.D.S Certified European Goose Down with Nikwax fluorocarbon-free Hydrophobic Finish's loft is maximised for improved warmth and insulation. A weight-saving chevron baffle design reduces down migration and optimises core warmth for all of your cold weather adventuring.**Key Specs**- Rab Sleep Limit:Rab Sleep Limit: -15°C (5°F)- Weight:(Reg) 1140g/40.2oz, (XL) 1222g/43.1oz- EN (13537:2012) Temperature rating:ISO EN: Comfort: -4°C (25°F), Limit: -10°C (14°F), Extreme: -29°C (-20°F)- Product Code:QSM-84**Features**- Lining: 20D Recycled Nylon (38gsm)- 800FP R.D.S Certified European Goose Down with Nikwax fluorocarbon-free Hydrophobic Finish- 20D Pertex® Quantum Pro recycled nylon ripstop (40gsm) with fluorocarbon-free DWR- Weight saving chevron baffle design, reduces down migration and optimises core warmth.- Trapezoidal boxwall construction with differential cut, to maximise loft and warmth- Close fitting adjustable neck baffle design for decreased heat loss- YKK 3/4 length main zip with synthetic filled baffle to trap warmth- Adjustable hood closure system with elasticated drawcord and cordlock- YKK Anti-snag zip insert and anti snag internal zip guard- Angled foot box for relaxed sleeping posture- Waterproof roll-top compression sack included- Zipped cotton sack with water-resistant base for home storage- Hand-filled in Derbyshire UK- Main: 100% recycled polyamide with polyurethane coating. Lining: 100% recycled polyamide- Tapered Mummy Shape Rab Neutrino Pro 700 | Down Sleeping Bags | BananaFingers