These stylish winter boots are crafted from premium waterproof leather and fabric and includes a waterproof membrane to keep feet dry and comfortable in any weather. D-ring lacing ensures a secure comfortable fit. Inside, a microfiber lining (made from 100% PET recycled plastic bottles) and 200 grams of PrimaLoft® insulation keeps feet in warm comfort while an internal TPU shank delivers stability for a comfortable gait. A removable anti-fatigue footbed provides all-day comfort and support while a durable outsole, comprised of 34% recycled rubber provides a secure grip and traction. Calf circumference is 15 inches.