NWT Sorel Tivoli IV Tall Boots Take on Old Man Winter's worst with confidence in this waterproof boot built to keep feet snug and dry no matter the conditions. A full faux-fur lining, enhanced with 100 grams of cold-busting insulation, ensures feet stay toasty warm. Waterproof: protects against rain, puddles and slush to keep feet dry in wet conditions 1 3/4" heel; 1 1/4" platform 10 1/2" shaft; 15" calf circumference Lace-up style Cushioned footbed with arch support Lined, with 100 g/m² insulation Leather, synthetic and synthetic faux-fur upper/textile lining/rubber sole