How long are 18 inch hair extensions? Posted on November 19, 2009July 19, 2011 by Jacky Hackett Here is proof Google does in fact make us dumber. No time now to get into why I was “Googling” 18 inch hair extensions. You May Also LikeFirst Sign of SpringWalk This WayVotes have been counted, and the winner is…Hot and Salty {Sriracha Salt}Cinco de Mayo Celebration {Tex Mex Beef} Share this:PinterestTwitterFacebookTumblr