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Montane's ExpeDRY™ Down Technology Explained

Jan 29, 2026

ExpeDRY™ works through a permanent and chemical-free bonding of non-toxic gold particles to the down cluster, which actively attacks the humidity inside the insulation and keeps the entire chamber dry in extreme conditions. The ExpeDRY gold particles create an electro-static shield that provides a small hydrophobic barrier and weakens the hydrogen bond that allows water to form. By attacking …
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About Gruezi Bag and DownWool® Sleeping Bags

Apr 02, 2024

The natural high-end DownWool Insulation is a blend of 70% high-quality RDS-certified down, which provides high insulation, and 30% wool from the Alpine region, which acts like a lightweight natural air conditioner. The combination is perfect. Nothing insulates as well as high-quality down. The 30% wool content absorbs any moisture that arises and thus keeps the down naturally drier. Down has a ve …
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Time-Saver Guide to PFC Free

Posted by Mark Richardson on Sep 28, 2023

What are they? PFCs are ‘perfluorinated compounds’ or ‘fluorocarbons’; man-made chemicals used in the manufacturing of a wide range of goods. What’s the problem? The PFCs get into the environment during manufacturing or from finished products and don’t break down, or else they do breakdown but into more toxic substances. PFCs have been found all over the pla …
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Knowledgebase Page - Why is PFC free important?

May 23, 2022

PFCs (per- and poly-fluorinated chemicals) are all completely man-made chemicals which do not occur naturally. They are commonly used in DWR (durable water repellent) coatings and waterproof membranes. These fluorochemicals have been used for some time to give clothing water and stain resistant properties. Until fairly recently there were very few alternatives so as it became obvious that PFCs wer …
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