Made with lye, distilled water, coconut oil, palm oil, yucca and coconut milk. Yucca is a natural shampoo used by various tribes of the Southwest. It contains saponin which creates the foaminess in the shampoo to clean and clarifies the hair at the same time. This soap is in a corn form, it measure 1.75 inches(w) x 3 inches in length, weighs about 2.35 oz. It can last up to 30 shampoos.