Nike Women's Air Relentless 3 White/Polarized Blue/Lsr Crmsn Running Shoe 7.5 Women US Synthetic Synthetic-And-Mesh Rubber sole A running shoe built for the neutral to underpronator who requires enhanced cushioning Durable water repellent (DWR) treatment helps keep the elements out Air-Sole unit in the heel provides the right balance of cushioning for a smoother ride