This 6" wedge work Georgia Boot is made in USA with USA and globally sourced components with the trusted Goodyear welt construction. The unlined upper is crafted from incredibly durable SPR leather. Its special tanning process makes it three times as strong and two and a half times more abrasion resistant than traditional leathers. The tongue is lined with pig skin and padded for added comfort and milled brass hardware extends the life of the laces.p>Inside this 6" wedge work boot is the AMP (Advanced Memory Polyurethane) insole. A layer of cushioning polyurethane topped with memory foam provides premium customized comfort .The foundation of this boot is comprised of a steel shank for added stability, shock absorbing EVA midsole and a slip and oil-resisting outsole. It meets ASTM F2892 electrical hazard standards for soft toe footwear.