Full Grain Leather or Pull Up Leather Upper - Nylon Mesh Lining - Removable EVA Sock Liner - PU Mold Midsole - Nylon Shank - T901 PVC Outsole - Strobel + Cement Construction - Dual Density Insole Heel pad efficiently absorbs shock - Internal Shank Stabilizer enhances midfoot stability - Sculpted Midsole provides superior motion control and support - Outsole Heel Clefts absorb shock and help to lessen the sharpness of impact - Ergonomic Outsole Tread mimics the shape of the foot - Outsole Flex Grooves allow the boot to bend and flex with ease - SRX Slip Resistant Sole provides superior slip resistance - Electrical Hazard rated ASTM F2431-11 1/75 EH C/75 - Composite-Toe safety rated ASTM F2413-11