Baring It All: The Barefoot Running Trend
* by Running with Susan, RUNNER'S WORLD, on Wed Aug 18, 2010 5:27am PDT

Have you seen the alien shoes spotted on celebrities recently? Matthew McConaughey and girlfriend Camila Alves wear them to work out, actor Channing Tatum runs in them, and Heisman Trophy winner Eddie George sports them for beach football.

Just what are these funky, rubber glove toe socks? They