Brinley Co. Womens Regular and Wide-Calf Ankle-Strap Knee-High Button Detail Riding Boot Faux leather Imported Rubber sole Shaft measures approximately 16 from arch Platform measures approximately 1.25" Style: Boots Circumference: 16 inches Shaft height: 16 inches Heel height/type: 1.2-inch block Upper/outsole material: Polyurethane upper/ Rubber outsole