This comfortable boot is the ideal work and everyday boot for men Waterproof leather upper with lace-up closure for secure fit DuPont Thermolite? with waterproof membrane lining Plus Fitting System? - two removable footbeds for added and double depth Removable, moldable EVA insert Built-in heel cushion Tempered steel shank Accommodates prescribed orthotics Slip-resistant, oil-resistant, non-marking rubber outsole HCPCS Code A5500