Brinley Co Women's Wing Over The Knee Boot 100% Synthetic Imported Synthetic sole Shaft measures approximately 23" from arch Platform measures approximately .75" Boot opening measures approximately 16.5" around This style is available in regular and wide calf sizes. Circumference: 15 inches, Wide calf: 17 inches Heel height/type: 2-inch wedge Height: Over-the-knee Upper/outsole material: faux leather / TPR