Cortazu - Your Cortazu jacket has a DWR coating, which causes water to bead and roll off, making its fabric water-repelling. This treatment prevents the fabric from attracting dirt, making it more
How to Apply DWR to a Jacket - Outside Online
Fabric Coatings and Treatments | DirecTex Manufacturing Blog
The 12 Best Waterproofing Sprays of 2023 | Tested by TripSavvy
The Race to Design a Rain Jacket That Won't Kill the Planet | WIRED
DWR (Durable Water Repellent) Coatings, Ratings & Applications