The merino-wool lining of this warm, comfortable knee-high boot is backed by an Aquastop® breathable, water-repellent membrane, while the chunky lugged platform gives you superior traction in wet or snowy weather. 1 1/4" heel; 1/2" platform 14 1/2" shaft; 15 1/2" calf circumference Side zip closure Memory foam-cushioned footbed with arch support Aquastop water-repellent lining Thermo Rubber sole provides underfoot insulation Leather upper/100% wool lining/rubber sole Made in Portugal Women's Shoes