Winter-ready warmth, wherever you camp

The Rab Neutrino Down Sleeping Bag (-18C) is crafted for deep winter conditions and high altitude missions, balancing extreme warmth with lightweight performance. Using L.O.F.T 3D baffle technology to prevent cold spots and boost thermal efficiency, it is ideal for alpine mountaineering and cold weather bivouacs. The tapered mummy shape, fitted hood and down filled neck collar enhance insulation, while Pertex Quantum fabrics and hydrophobic 800FP goose down ensure reliable performance in harsh, damp conditions.

Features

• L.O.F.T 3D baffles minimise down migration and optimise warmth
• High loft 800FP goose down for extreme cold environments
• Anatomical hood and neck collar for comfort and thermal retention
• Sidewall baffles increase loft and support side sleeping
• Internal cordlocks positioned for easy access when lying down
• YKK 3/4 zip with down filled baffle and anti snag features
• Includes lightweight dry bag compression stuff sack
• Water-resistant storage sack for long term use at home
• Hand filled in Derbyshire UK for quality assurance

Specifications

• Claimed Weight: 1.28kg
• Body Material: 10D Pertex Quantum ripstop (26g/m²) with fluorocarbon-free DWR
• Outer Material: 20D Pertex Quantum ripstop (38gsm) with fluorocarbon-free DWR
• Lining Material: Recycled 20D nylon (38g/m²)
• Insulation: 800FP European goose down with Grangers fluorocarbon-free hydrophobic finish
• Fibre Content: 100% Woven Polyamide