Sugar Cane Vintage Wash & Premium Care

What should we do with a nice rigid denim when it's dirty? I have multiple ways of keeping it clean but I have never used any form of washing machine or detergent. This special treatment by Sugar Cane involves eight steps to clean your precious jeans. The treatment seems to be denim friendly so I am going to give it a try for my current project, a selvage 501. More info on RAWR Denim.