PRI's The World Published by PRI's The World The hair trade is a billion-dollar global industry Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/687428/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Beyond wigs and toupees, the demand for human hair far outstrips the supply. It's used for all sorts of things you’ve never heard of.