The Alo Runner series of running shoes is specifically designed for stability and support on streets, off-road, tracks, or sandy terrain. It is equipped with stabilizing heel clips, reinforced heel cushioning, and a dual density midsole, balancing comfort and sensitivity. Breathable double-layer mesh upper optimizes air circulation and is made of 70% recycled material to reduce the impact on the earth. Fabric: original customized with multiple materials spliced together. Interior: customized with breathable lining. outsole: original molded with ultra light foam material