Rampage Women's Viper 100% Manmade Synthetic sole Shaft measures approximately 15.5" from arch Heel measures approximately 2" Platform measures approximately 0.5 inches Boot opening measures approximately 15" around Strike into their hearts with the Viper boot! Faux leather upper. Back-zip closure. Decorative straps and studs at ankle. Soft fabric lining and footbed. Man-made outsole. Stacked heel. Imported. Measurements: Heel Height: 2 in Weight: 1 lb 3 oz Circumference: 15 in Shaft: 15 1&frasl;2 in Platform Height: 1&frasl;2 in Product measurements were taken using size 7.5, width M. Please note that measurements may vary by size.