Puts other jackets to shame. Literally, they are ashamed. Cambium is the layer of a tree between the bark and the wood. What could possibly describe the first canvas soft shell jacket any better by bonding 10oz cotton canvas with polyester fleece, you get all the durability of a canvas jacket in a lightweight package. Stretch woven into the entire garment to enhance mobility and breathability and deliver the first canvas jacket that doesn't feel like a straight jacket 4 zippered pockets and a DWR coating for water repellency. This is a streamlined fit that mirrors most soft shell jackets so order accordingly.