Designed by triathletes for triathletes, the Ultra TT continues to top the charts as one of the most popular triathlon specific running shoes. Six years of design evolution has delivered new advancements, without sacrificing any of the dependable comfort and performance the Zoot Ultra TT triathlon running shoe is known for. The Ultra TT 6.0 is a running shoe that will allow you to have a quick transition while keeping your feet dry on the run. The Ultra TT 6.0 triathlon running shoe was designed for the smooth strong runner looking for a neutral triathlon specific race day shoe. Ultra TT 6.0, 6 generations strong.