Colour: Black Slip on casual work shoe with stitching accents Smooth solid leather upper Slip resistant outsole Removable memory foam insole Sole tested ASTM F1677-96 Mark II to meet or exceed a .5 coefficient even on wet and oily surfaces Electrical hazard safe design EH Safe tested ASTM F2412-05 standards Upper: Leather Lining: Mesh Sole: Rubber. Occupational womens/ladies sure track slip on work shoes black Skechers