Nike Women's White Initiator Running Shoe in Size 5.5, Sports Direct. Put in miles with the comfortable support of the Nike Initiator. It has a breathable upper with a soft, cushioned design that helps you hit your stride with confidence.Looking for alternatives to stores like JD Sports, eBay, SHEIN, ASOS, Next, Best Choice UK, Very, Decathlon UK, Argos, schuh, Temu, BuyBetter, or Nike Official? Discover our unique selection.