Mesh Upper. Cement Construction. C.S.A. Approved, E.S.R. Rated, Non-metallic Toe and Layered Protective Fabric Plate. Removable Airflow II Dual Density EVA Corka Max Green Fit Insole. Oil and Slip Resistant W-130 Rubber Outsole. EVA Midsole. CK Wicking Mesh Lining.