garneau-tri-x-speed-iv-shoes-white-mens-size-47
garneau-tri-x-speed-iv-shoes-white-mens-size-47, The Tri X-Speed IV is an updated version of the original standard fit, entry level triathlon shoe with the addition of expandable X-Comfort Zones that stretch to reduce foot numbness.Expandable X-Comfort Zone stretches up to 5 mm to provide comfort and to prevent numbness HRS-80 single-layer for good heel stability Patented injected berglass/nylon outsole Double hook-and-loop strapsSpecial puller speeds up your transitions Breathable and ventilated insole