Pravana ChromaSilk Hair Colour is the finest, most versatile hair colour in the professional industry. Pravana ChromaSilk's superior dye ensures complete grey coverage and rich vibrant colours. ChromaSilk is enriched with pure silk and keratin amino acids to provide unmatched shine, silkiness and long-lasting colour. This low-level ammonia formula preserves the integrity of the hair and allows colours to perform both as permanent and demi-permanent simply by using different ChromaSilk developers.