I change sides, and air them, but launder like everything else once every week. They don't snag on the floor. They do not sag down on my skinny legs. To the cooler seasons, nonetheless, I swap into the Suits large size light-weight weight tactical boot sock or their large light-weight https://ahmadj790flw0.liberty-blog.com/32573505/a-simple-key-for-eat-a-bag-of-socks-unveiled