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 straps
- Special puller speeds up your transitions
- Breathable and ventilated insole
- Weight: 8.8oz/250g (based on men's size 42)