Skechers Performance Women's On The Go 400 Blaze Winter Boot 100% Suede Imported Synthetic sole Shaft measures approximately 6.75" from arch Heel measures approximately 1.25" Boot opening measures approximately 13" around Radically lightweight and comfortable 5gen cushioned midsole Soft suede upper and cozy faux fur lining and trim Skechers goga mat insole energizes every step