At all of the summer music festivals, while the “It” shoe may have been the bootie, there’s a new showstopper getting some serious attention, with fall descending at a fast and furious pace: the knee-high boot. This calf-covering, sexy-yet-classy staple can be worn with everything from a flirty frock on a Friday night to a skirt suit at the office. And, you can slip a pair of these babies over your skinnies for a polished look – for versatility, if you’re not a knee-bearing gal.

So, we present you with 20 pairs of knee-high stunners that are as diverse in style as they are in price,…