Nike on Twitter: "@CapricornColey Great question, Nichole. FITSOLE is a specific type of footwear insert that provides optimal cushion and support for running. Let us know if we can help with anything
Nike Run Swift SE AR1904-001 Fitsole Black Teal Running Shoes Womens US Size 8.5 | eBay
nike fitsole running sneaker size 10 women purple blue running 616694-402 used | eBay