The Nivia Running Shoes RS-02 has a upper- mesh along with a PU Sole along with Phylon + TPR sole material. The shoe provides support for medium to High Arch Feet. It provides heel counter for back along with Heel Collar. The shoe has a padded collar Tongue and a lace up closure. The flexible sole also provides slip resistance. The lacing system provides an accurate and secure Fit. The breathable mesh gives ventilation. The high quality construction of the shoe is ideal for trail runners and off-road runners. It is meant for advance level of runners who have neutral pronation. Care instructions: Allow your pair of shoes to air and de-odorize at a regular basis, this also helps them retain their natural shape. Use shoe bags to prevent any stains or mildew; dust any dry dirt from the surface using a clean cloth, do not use polish or shiner.