Toe Jam

SELLING SOLES The athletic-shoe biz is worth more than $10 billion a year, so there's no shortage of people trying to create the next Rollerblade, Air Jordan or even a whole new sport. Here are some contenders and their chance (ranked by Michael Jordan heads) of catching on.

CROSSKATES Gimmick: Meld in-line skates, skis and dirt bikes New fad? [rated 2 Michael Jordan heads] Look freaky and dangerous, which helps

STRENGTH SHOES Gimmick: Build calf muscle by redistributing weight New fad? [rated 1/2 Michael Jordan head] Had some fans for 13 years, but haven't caught on big

REEBOK SNOWSHOES Gimmick:...

Want the full story?

Subscribe Now

Subscribe
Subscribe

Get TIME the way you want it

  • One Week Digital Pass — $4.99
  • Monthly Pay-As-You-Go DIGITAL ACCESS$2.99
  • One Year ALL ACCESSJust $30!   Best Deal!
    Print Magazine + Digital Edition + Subscriber-only Content on TIME.com

Learn more about the benefits of being a TIME subscriber

If you are already a subscriber sign up — registration is free!