DREAM PAIRS Women's Winter Fully Fur Lined Zipper Closure Snow Knee High Boots (Wide-Calf) Imported Synthetic sole FITTING TIPS: Customers with wide foot or thick socks, please order half size bigger. Rubber TPR outsole, Faux fur lining Heel Height: 1", Platform Measures: 0.5"(approx) Side zipper closure for easy slip on/off Top opening circumference: 16.5" (approx measurement based on Women's 7 US, vary by size)