![]() ![]() Independent studies have found they offer an improvement in running economy of up to four per cent compared to other leading racing shoes. Kenyan Brigid Kosgei smashed Paula Radcliffe’s marathon world record last October wearing modified Vaporfly Next% shoes which contain thick soles and carbon plates. It is understood the governing body will soon introduce new regulations prohibiting the use of some Vaporfly models in professional competition. World Athletics has assembled a panel of experts to review Nike’s range of Vaporfly shoes that have sparked the biggest mass drop in road-race running times in history. Eliud Kipchoge insists the controversial Nike shoes he wore when becoming the first person to run a marathon distance in less than two hours are “fair” and the sport should embrace such technological advances. ![]()
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