Every 20 seconds, someone in the U.S. has a heart attack. Help fight women’s No. 1 killer and show everybody just how big your heart is with the red Zumbawear™ racerback tank. For every racerback sold from January 11,2011 through May 15, 2011, Zumba Fitness® will donate 30 percent of the sales price to the American Heart Association's Go Red Por Tu Corazón movement, with a minimum donation of $100,000." So, “Go Red” and show your love for the heart-healthy lifestyle with the hot Zumba racerback.