Rab Women's Ascent 0°F Down Sleeping Bag – Regular, Left Zip | Camping & Backpacking

Overview

Meet the Rab Women's Ascent 0°F down sleeping bag, designed for alpine nights and chilly camps where warmth matters. Lofty down with a Nikwax hydrophobic finish helps maintain loft in damp conditions, while the Pertex Quantum shell offers windproof and water‑resistant protection without adding bulk. This is a regular length bag with a left‑hand zipper, ideal for women seeking dependable warmth on multi‑day treks or high‑altitude trips.

The design balances coziness and mobility with a roomier mummy fit and a ¾ zipper for easy in and out. A dedicated internal pocket keeps essentials within reach, and Rab includes a stuff sack along with a storage sack for compact storage back at camp or at home.

Key features that matter on the trail

• Hydrophobic down insulation retains loft and warmth in damp conditions
• Pertex Quantum shell provides windproof and water‑resistant protection
• Wider mummy fit for cozy comfort without excess bulk
• ¾ length zipper for easy entry and ventilation
• Left zip option enables pairing with a right zip bag for a two‑person setup
• Stuff sack and storage sack included for flexible packing

Practical use scenarios

• Summer alpine camps with variable temps
• Three‑season trekking where insulation is helpful on cool nights
• Cold, damp environments where loft and protection matter on late‑season trips

Design details and specs

With a 0 degree sleep limit rating, this bag aims to provide reliable warmth for late season trips or higher elevations. It is light enough to carry on long approaches and compact enough to fit in standard backpacking volumes.

Specs at a glance help you plan gear accordingly: Outer fabric uses 30D recycled Pertex Quantum with a fluorocarbon‑free DWR; Lining is 20D recycled nylon; Insulation is 650‑fill down treated with Nikwax Hydrophobic Finish. The listed weight is about 36.2 oz and the packed size is around 13.8 × 7.9 in.

Real world usage spans summer alpine climbs, autumn camps, and winter treks where dependable warmth and protection are valuable. Expect a comfortable temperature range, a draft‑free fit, and the versatility of a bag designed for both solo use and potential pairing with a partner for shared shelter.