KEEN Women's Arabella Bern Fold Boot 100% Leather Imported Synthetic sole Shaft measures approximately 12.75" from arch Heel measures approximately 1.5" Platform measures approximately 0.75" Boot opening measures approximately 13.5" around Part of the KEEN Boulevard Collection Waterproof full-grain leather upper Shaft circumference is 15.5 in. Unlined inner shaft with suede lined foot encasing Cushioned footbed for all-day support