A waterproof cold-weather boot with throwback styling inspired by the 1969 moon landing is well-insulated, with a temperature rating of -20 degrees. Thick Thermal Moon Foam™ insulation adds warmth and a responsive fit. • 2 1/2" heel (size 39/41). • 11 1/2" boot shaft; 16" calf circumference. • Pull-on style with adjustable laces. • Textile upper and lining/synthetic sole. • By Tecnica; imported.