Medium - Darwinist (Harvest) - Men's: The Darwinist is the unique adaptation of the classic mukluk, it is constructed of supple oiled pull-up full grain leather creating a naturally weather resilient upper. The leather boot is cut from a single hide and whipped-stitched by hand. The upper is also lined with plush sheepskin delivering natural warmth and comfort. Suede lined, removable molded PU midsole and distinctive rubber reinforced gum outsole, define the Darwinist's unique profile. Shaft is 7 inches. Circumference is 13.75 inches.