Rab Ascent -24C / -11F Womens

Rab Ascent -24C / -11F Womens stands out as a hard-wearing, ultra-warm cold-weather sleep system built to keep weight and packed bulk in check. This winter sleeping bag is designed for backpacking and mountain trekking in harsh temperatures, using high-loft down and a protective outer fabric to help retain heat through the night. A roomy wide mummy profile leaves space for extra layers, while the baffle layout is tuned to reduce cold spots, especially for side sleepers. Practical details like an internal pocket and a short secondary zip make camp life easier without letting warmth escape.

• Winter sleeping bag engineered for very cold nights with a protective wide mummy shape
• ISO 23537-1:2022 rated warmth with Comfort -15 °C and Limit -24 °C for demanding conditions
• 650 fill power European duck down insulation with a hydrophobic treatment to help resist moisture
• L.O.F.T construction with alternating baffle widths to boost warmth-to-weight efficiency
• Sidewall baffles designed to minimise cold spots and improve comfort when sleeping on the side
• Secondary short zip with snap closure for using arms while keeping heat inside the bag
• Adjustable hood and a synthetic insulated neck collar to seal warmth around the head and shoulders
• Internal zipped stash pocket for keeping small essentials close
• Fluorocarbon free DWR finish and a fluorocarbon (PFAS) free product made with renewable energy

Included
Drawcord stuff sack
Zipped storage sack with a water-resistant base

Technical Features
Comfort -15 °C (5 °F)
Limit -24 °C (-11 °F)
Extreme -40 °C (-40 °F)
Temperature rating: ISO (23537-1:2022)

Weight
1,87 kg (4 lb 1.96 oz)

Dimensions
Packed size: 26 x 45 cm (10.2 in x 17.7 in)

Materials
Main fabric: 20d pertex quantum nylon ripstop (38 g/m²) with fluorocarbon free DWR finish
Lining: recycled 20d nylon (38 g/m²)
Insulation: 650 fill power european duck down with grangers fluorocarbon free hydrophobic finish (1080 g / 38.1 oz)