Circle G By Corral Men's BL04016 Econo Line Caiman Belly Boot Black The smooth foot is handcrafted from authentic caiman belly, and the shaft is cut from supple black leather. All Corral boots are hand-crafted to high standards of quality and feature a lightly cushioned insole for walking comfort. Leather Outsole, 100% Leather Upper. Square Toe. Roper Heel. Circle G By Corral Men's BL04016 Econo Line Caiman Belly Boot Black