Benefits: Our running shoes are made of high quality dual-density EVA foam middle sole, Cushioned performance, a dual-density EVA foam middle sole gives feet a soft, cushioned comfort and reduce pressure when running, very comfortable. The full-length rubber sole features grooves for flexibility, so every step feels natural. Mesh upper stretchy material provides a better fit for more room at the toes, or Synthetic leather upper helps keep your foot secure and comfortable while increasing airflow. Responsibly sourced from reputable manufactures directly.