The tenth generation of the GEL-Noosa Tri? series keeps the energy amped up to encourage runners and triathletes alike to pick up the pace. The completely new update flaunts a speedy tooling built with new lighter weight Solyte? Midsole and a Propulsion Trusstic? for a quick toe-off. The sleek upper design features Seamless Construction and technical engineered mesh for sockless wear, while optional elastic laces and heel and tongue grips make transition a breeze.