Within a week or two, the plastic heel rest on the back of the left boot had snapped and the boot was dangling. The little pieces gathered and rolled down the sides and heel of the boot like there was a ball in it or something. After I managed to smooth it out, holes appeared in the back of the shoe after two months of use. I work in tech, so I don't take these things on hikes or run marathons in them. I would have expected more durability from a shoe