Restore Weather Protection to Used Jackets: DWR Coating Revival Guide
Finding that perfect used Columbia jacket at a thrift store feels like striking gold, but what happens when rain starts soaking through instead of beading up? The magic behind weather-resistant clothing is a technology called Durable Water Repellent (DWR), and it wears off over time. Luckily, you can bring back that protective coating with some simple steps at home. What is DWR and Why Does It Wear Off? DWR coating is a thin chemical layer applied to fabrics that makes water bead up and roll off instead of soaking through. This coating works alongside the waterproof membrane to keep you dry during outdoor activities. Over time, several factors cause DWR to degrade: Regular washing and detergent exposure Body oils and dirt buildup General wear and abrasion UV exposure from sunlight When your previously-owned weather-resistant garment starts "wetting out" (absorbing water rather than repelling it), it's time to restore the DWR coating. How to Tell When DWR Needs Restoratio...