Source: http://www.allsportslex.com/istar.asp?a=6&id=S40013%2D1%21053&csurl=%2Fistar%2Easp%3Fa%3D29%26manufacturer%3D053%26brand%3DSaucony%2DHyde%2BAthletic%26&pers=&err=Please+select+a+Size%2E