Women's Ascent Pro 800 Down Sleeping Bag (-15C)
Warm and spacious, the Women’s Ascent Pro has much of the same construction as our most technical bags but with a wider, comfier fit, and women’s specific shape. Perfect for those investing in their first down bag for cold, winter conditions, it’s built with water resistant Pertex® Quantum Pro and filled with 650FP duck down.
Product Characteristics
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Material Facts
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Material Facts
Women's Ascent Pro 800 Down Sleeping Bag (-15C)
Total Recycled Content* i
|
21% |
Fabric i
|
55% |
Outer | 0% |
Liner | 100% |
Hydrophobic Down | 0% |
Zips i
|
38% |
Trims i
|
8% |
Fluorocarbon Content i
|
|
Fabric i
|
No |
Outer | No |
Liner | No |
Hydrophobic Down | No |
Zips i
|
Yes |
Trims | No |
Manufactured in United Kingdom | |
*Calculations based upon the weight of a regular length sleeping bag. | |
The Specifics
- Insulation:650FP European Duck Down with Nikwax Fluorocarbon-Free Hydrophobic Finish (800g / 28.2oz)
- Weight:1350g/47.6oz
- Rab Sleep Limit:-15°C (5°F)
- Packed Size:40cm x 27cm (15.7in x 10.6in)
- Product Code:QSD-33
- 20D Pertex® Quantum Pro ripstop (36gsm) with fluorocarbon-free DWR
- Lining: 20D Recycled Nylon (38gsm)
- 650FP European Duck Down with Nikwax Fluorocarbon-Free Hydrophobic Finish (1100g / 38.8oz)
- Trapezoidal boxwall construction with differential cut, to maximise loft and warmth
- 3-dimensional shaped neck collar to seal in warmth
- Pertex Quantum Pro neck baffle fabric for better moisture management
- YKK 3/4 length main zip with down filled baffle to trap warmth
- YKK Anti-snag zip insert and anti snag internal zip guard
- YKK zipped internal stash pocket
- Angled foot box for relaxed sleeping posture
- Left and right hand bags can zip together
- Zipped storage sack with water-resistant base for home storage
- Outer: 100% polyamide with polyurethane coating. Lining: 100% recycled polyamide
- Wide mummy shape
Sleeping Bag Size Guide

Wide Mummy | Regular |
---|---|
Sleeping Bag Length | 200cm / 78.7 in |
Max User Height | 170cm / 66.9 in |
Internal Shoulder Girth | 156cm / 61.4 in |
Internal Hip Girth | 134cm / 52.8 in |
Internal Foot Girth | 108cm / 42.5 in |
Pack Size | 40cm x 27cm |




What is hydrophobic down?
We finish all our down with a hydrophobic treatment that enables it to retain its loft in damp conditions, so that your gear dries fast and stays warm. Find out how it works.
*With the exception of our 1000FP down.




What is hydrophobic down?
We finish all our down with a hydrophobic treatment that enables it to retain its loft in damp conditions, so that your gear dries fast and stays warm. Find out how it works.
*With the exception of our 1000FP down.




Pertex® Quantum Pro
A durable, lightweight, water resistant fabric that encourages down to fully loft. Packable, breathable, and protective, it's ideal for use in changeable mountain conditions.




Pertex® Quantum Pro
A durable, lightweight, water resistant fabric that encourages down to fully loft. Packable, breathable, and protective, it's ideal for use in changeable mountain conditions.




Rab Sleep Limit Explained
Need help choosing the right bag for your next adventure? This is our real-world assessment of a sleeping bag's usable temperature limit. Find out how we arrive at this rating and how you can use it to select your bag.




Rab Sleep Limit Explained
Need help choosing the right bag for your next adventure? This is our real-world assessment of a sleeping bag's usable temperature limit. Find out how we arrive at this rating and how you can use it to select your bag.