12 Ounces. Bronner Brothers Oil Moisturizer Hair Lotion with Castor Oil goes on light, It not only protects your hair against harmful hot blow drying, the sun and other harsh elements but it will actually condition and beautify your hair in the process. The whole family can use it. It works great on perms and short, natural styles. It's formulated to penetrate the hair shaft and replenish your hair's natural moisture. Yet its protective features lubricate the hair and scalp and seals the moisture in. It's great for babies! Any style, any hair, any time. Also helps prevent breaking and brittle hair and split ends with regular use.