Over the knee boots are very trendy for many years now and seems to never go out of style. They are very stylish pieces of outfit and it depends a lot on you if the look you will get by wearing them will be elegant or vulgar. It is important how we wear this type of boots and in what combo.
Avoid wearing over the knee boots in combo with very short and tight dresses or skirts because you will look vulgar. A pair of skinny pants is more recommended. Of course there are skirts and dresses that can be worn with this type of boots but you have to be careful when choosing them.
If you want to have a casual but feminine outfit, you should try a pair of over the knee boots without heels. You can obtain a relaxed outfit very easy if you pair the over the knee boots with a pair of leggings, a T-shirt and a cardigan.