You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Mizuno Gets Boost as Marathon Filibuster's Shoe of Choice Brand Sees Its Sales Page and Amazon Traffic Surge for Wendy Davis' Sneakers By Lauren Sherman, Published on June 27, 2013 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.