The Nike Free RN Distance Shield Women's Running Shoe features Lunarlon cushioning for comfort during longer runs, along with updated water-resistant fabric and durable traction to take you through challenging weather conditions. All-Weather Protection A durable, water-resistant coating with targeted breathability helps you stay dry and comfortable. Durable rubber at the toe and heel adds traction over wet surfaces. Move Naturally The natural-motion outsole features hexagonal flex grooves that offer six points of flexibility, allowing your feet to move the way they were meant to. Soft Cushioning The lightweight Lunarlon cushioning system delivers miles of soft responsiveness. It fuses soft foam and a lightweight Phylon carrier to deliver an excellent blend of plush comfort and durable support to go the distance.