Dallas is next.

Your lap-by-lap race plan for the Dallas course: run splits, where to push, station targets, Roxzone routes and doubles splits. It goes live the day the venue map comes out, usually about a week before race day.

• 1
  Know where to push on every lapEvery run broken into ease in, build, push, steady and final push, with the time to hit at each landmark.
• 2
  Win the RoxzoneEvery route in and out of every station, how far it is, and where athletes leak time.
• 3
  Doubles split planTell it who’s stronger at what, and every station shows who starts and where to swap.
• 4
  A pace band for your wristYour race clock at every station, ready to print. No phone needed on course.