Sanotint Blue Black No 17 is a natural hair color treatment that provides rich blue-black coloring while nourishing the hair. The formula contains golden millet extract and vegetable extracts for gentle, effective coloring that covers 100% of gray hair. The package typically includes a color cream tube (55ml), developing solution (55ml), revitalizing balm (15ml), protective gloves, and instruction manual. The product is free from ammonia, added metals, paraffin, silicones, formaldehyde, and resorcina. A skin compatibility test is recommended before use. The color processing time is approximately 30 minutes and the product can be mixed with other Sanotint shades for customized results.