Durango Women's RD4410 Boot 100% Leather and Synthetic Synthetic sole Shaft measures approximately 10" from arch Heel measures approximately 1.5" Platform measures approximately 1" Boot opening measures approximately 13" around Heel Height: 1 1/4" Shaft Height: 10" (size 7) Circumference: 16" (size 7) Fit: True to Size Insole: EVA