The formula behind The Lyst Index takes into account global Lyst and Google search data, conversion rates and sales, as well as Air Force 1 brand and product social media mentions and engagement statistics worldwide over a three month period, the report reads.

Since the brand's founding in 1984 by geophysicist and avid rafter Air Force 1 Low Mark Thatcher, the Velcro-strapped sandal has been worn by fashion designers, CEOs, outdoors people, and more.

Tom Sachs's Nike Mars Yard sneakers are made from all-natural, undyed material that degrades and wears over time. Whether they cost too much, don't live up to the hype, or Nike Air Force 1 simply stop being necessary, their time comes and goes.

It fell into the world of luxury, but still something that felt like me. Last year, Her Majesty wore, on multiple occasions, PVC-strap mules by Steve Madden that cost less than $100.

There are endless options, from classic satin pumps in ivory or cream, pointed-toe slingbacks decked in lace, or even delicate pearl or diamante embellished heels.

Glover's project is less about the product and more about the experience. It's like an Olympic sport, but with bad equipment. Surprised that the Teva is more covetable than a bodysuit worn by Beyonce or Gigi Hadid's favorite tee? It's remarkable that without much fanfare, advertising, or influencer marketing, Tevas have risen to become the shoes of the summer, but if we learned anything from summer 2018's omnipresent flip-flop or summer 2017's love affair with the Birkenstock, no-nonsense shoes make a big impact.