Chilkoot Down Sleeping Bag by Stone Glacier

Published on February 25, 2026
Duration: 11:48

This review of the Stone Glacier Chilkoot 15-degree down sleeping bag highlights its technical design and high-quality materials, including 850+ fill hyper dry power down and a 15 denier Pertex Quantum shell. The bag is praised for its warmth-to-weight ratio and durability, though it's noted that for warmer conditions, unzipping or a less warm bag might be preferable. Expert insights suggest down bags are a superior investment for long-term use and performance in cold weather.

Quick Summary

The Stone Glacier Chilkoot 15-degree down sleeping bag is a technical gear item featuring 850+ fill power hyper dry grey goose down (90/10 ratio) and a 15 denier Pertex Quantum shell. It weighs 2 pounds, 3 ounces and is designed for cold weather backpacking.

Chapters

  1. 00:06Introduction to the Chilkoot Sleeping Bag
  2. 00:21What is a Technical Sleeping Bag?
  3. 00:51Down Specifications and Weight
  4. 01:38Weight vs. Temperature Rating Comparison
  5. 01:54Materials and Features of Chilkoot
  6. 03:41Bag Dimensions and Fit
  7. 04:01Pertex Quantum Shell Review
  8. 04:55Performance Review in Varied Conditions
  9. 06:16Tent and Sleeping Bag Recommendations
  10. 07:31Real-World Performance and Experiences
  11. 09:48Summary: Why Down Bags are Superior
  12. 10:35Water Compression and Down Performance

Frequently Asked Questions

What are the key specifications of the Stone Glacier Chilkoot 15-degree sleeping bag?

The Chilkoot 15-degree bag features 850+ fill hyper dry power down (90/10 grey goose down), weighing over 22 ounces. The total bag weight is 2 pounds, 3 ounces. It's constructed with a 15 denier Pertex Quantum shell and includes a two-thirds YKK zipper.

How does the Stone Glacier Chilkoot sleeping bag perform in cold weather?

The bag is rated for 15 degrees Fahrenheit. In testing, it performed well down to 24 degrees, though feet can get cold if boots are wet. The reviewer suggests down bags are a reliable investment for cold conditions.

What makes a sleeping bag 'technical'?

A technical sleeping bag is distinguished by its specific layout, features, materials, and construction. This contrasts with simpler, non-technical designs like basic rectangular sleeping bags often found in general retail stores.

What is the fill material and weight of the Stone Glacier Chilkoot sleeping bag?

The Chilkoot is filled with 850+ fill power hyper dry grey goose down, with a fill ratio of 90/10. The weight of the down fill alone is slightly over 22 ounces.

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