CLARKS Women's un.Believable 100% Leather Rubber sole Elastic inserts on the upper, padded collar and footbed offer a comfortable, custom-like fit. Soft leather linings help to prevent blisters and irritation. Ultra flex grooves in the outsole encourage an easier, smoother stride. Leather upper, upper lining and sockliner, Ortholite foam insole, EVA midsole, rubber outsole. Heel Height: 1 inch. Care: Buff with a leather cleaner or polish. Wipe off with a dry cloth.