Knox is a leather lace-up boot, handmade in Portugal. Set on a thick, triple layer rubber outsole Knox has extra grip & support. Knox is made from premium First Grade Portuguese leather with a rounded toe and mock seam. It has a contrast materials & features on the outsole, tongue and collar, all of which are all cushioned for extra comfort and support. - Premium First Grade Full Grain Leather - Super sturdy rubber outsole for extra grip - Soft, fully padded collar and footbed for extra comfort and support - Inside Zip Upper: Premium First Grade Leather Lining: Premium First Grade Textile Sole: TPR Country of Manufacture: Portugal