Original S.W.A.T. Men's Metro Air 9-Inch Side-Zip Tactical Boot 100% Leather Imported Leather sole Visible heel air cell for impact absorption and comfort Double-stitched upper with 3-ply bonded nylon thread for extended durability Polishable leather toe Custom-molded phylon EVA midsole for lightweight comfort and cradled support Airport friendly nylon shank for lightweight support and fatigue control