The OYACOLORIST allows the OYA hairdresser to easily formulate hair color. It represents a 24/7 safety blanket for the hairdresser. The OYACOLORIST is the perfect tool to provide ease and comfort for those that are intimidated by the process of color formulating and it provides an easy-to-use formula database for those hairdressers that move high volumes of OYA hair color. For those hairdressers that wish to brush-up on their product knowledge and color techniques, the OYACOLORIST allows them to access our OYA YouTube education at any time & any place.