The 8" Steel Toe Lace Up Internal Met Guard has a leather upper, four row secure stitched quarter and counter and eyelets and hooks set on stainless steel washers. Genuine Cambrelle II lining with Agion Antimicrobial. 12 MM wrapped foam cushion insole with Cambrelle II cover treated with Agion Antimicrobial. Combine II rubber outsole is heat, slip, and oil resistant. Flexible metatarsal which meets ASTM M75 standards. Steel toe meets ASTM I75/C75 standards and electrical hazard meets ASTM standards. Has Goodyear welt construction. Fit: True to Size