Upper in one-piece suede leather, folded over itself with overlapping leather reinforcements with carbon finish for high abrasion resistance. Thermal insulation and quick drying of the Primaloft® inner lining coupled with a waterproof membrane. Full-grain calfskin collar with Lycra® insert to prevent the intrusion of external material. 5 different types of hook for better sliding and locking of the lace. 7mm nylon insole and dual-density midsole for excellent stability. Sole with excellent grip on any type of terrain.