Neutrino Pro 500 Down Sleeping Bag (-9C) - Left Zip/Regular

Sale price€570.00
Only 1 unit left
Discover the Neutrino Pro 500, a pinnacle of Rab’s engineering, crafted for alpine enthusiasts seeking minimal weight without compromising warmth.

Experience unmatched comfort and warmth with the Neutrino Pro 500 Down Sleeping Bag, perfect for extreme cold and high-altitude expeditions. This lightweight, highly packable bag features advanced 800FP European goose down insulation and a durable, water-resistant Pertex® Quantum Pro shell.


  • High-Performance Insulation: Filled with 500g of 800FP European Goose Down for optimal warmth.
  • Hydrophobic Down Treatment: Features Nikwax Fluorocarbon-Free treatment to resist moisture and maintain insulation efficiency.
  • Advanced Baffle Design: Chevron shaped baffles reduce fabric use and prevent down migration, maintaining warmth.
  • Enhanced Warmth Management: Trapezoidal boxwall construction and differential cut maximize loft and insulation.
  • Weather Resistance: 20D Pertex® Quantum Pro outer shell offers excellent wind and water resistance.
  • Comfort Features: Adjustable neck baffle and hood with drawcord to minimize heat loss.
  • Zipper Design: YKK 3/4 length main zip with anti-snag design and synthetic-filled baffle to trap warmth.
  • Optimal Fit: Angled foot box allows for a natural sleeping position.
  • Storage Solutions: Includes a waterproof roll-top compression sack and a zipped storage sack with a water-resistant base.
  • Eco-Conscious Materials: Made from 100% recycled polyamide, reinforcing sustainability.
  • UK Craftsmanship: Hand-filled in Derbyshire, ensuring premium quality and ethical production.

Weight:915g / 32oz (Regular)
Insulation Type:800FP European Goose Down
Temperature Rating:-9°C / 16°F Rab Sleep Limit
Packed Size:35 X 23cm / 13.8 X 9.1in
Outer Material:20D Pertex® Quantum Pro
Lining Material:20D Recycled Nylon
Product Code:QSM-83
Caring for Your Sleeping Bag
Proper care ensures longevity and maximum performance. Follow these expert tips:
Storage: Store uncompressed in a cool, dry place. Use the provided breathable storage sack.
Cleaning: Hand wash or use a professional service. Avoid regular washing.
Drying: Air dry thoroughly after washing. Do not use a tumble dryer.
Usage: Always use a sleeping bag liner to minimize the need for washing and to maintain insulation integrity.


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Rab is a British manufacturer of clothing and equipment for climbing and mountaineering. The firm was founded in 1981 by Scottish climber Rab Carrington.

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