I wear a size 8 shoe so i bought a larger size (9-11) because it hurts when the elastic is too tight on my cankles. These are almost perfect, they don't slip off, they don't bother me at all or feel too tight, they are comfortable, and I don't even think about my socks at all while I am wearing them (which is how it should be). I washed them before i wrote this review and they shrunk a bit, but still good so far. EDIT: I bought another pack of socks because I like them that much and both packs aSee full review