Shimano tr9 triathlon shoesshimanos tr9 triathlon shoes are elite triathlon racing shoes designed to quicken transitions and optimise power with the aid of their t1 quick strap and extra wide collar which simplifies foot entry and lightweight super stiff carbon fibre composite soles which efficiently transfer power these shoes are incredibly fast these tr9 triathlon shoes from shimano feature 3d breathable mesh for optimal ventilation anatomical toe cap with air intake to maintain rigidity