| 主权项 |
1. A kit for coloring keratin fibers comprising two or more packages, wherein the kit comprises:
a. a package containing a first formulation, said first formulation comprising:
i. one or more abrasive materials; andii. optionally, an oxidizing agent b. one or more additional packages containing ingredients comprising: at least one catechol-based color precursor or a pharmaceutically acceptable salt thereof, at least one pharmaceutically acceptable base, at least one oxidizing agent, and at least one of a metal salt chosen from Fe(III), Fe(II), Co (II), Co(III), Ag(I), Ti(II), Cu(I), Cu(II), Cr(II), Cr(III), Mo(II), Mo(III), Ni(II), Ni(III), Mn(II) and Zn(II); wherein the first formulation does not contain a catechol-based color precursor, and wherein the ingredients are packaged separately or in combination, in various combinations of packages selected from the group consisting of powders, aerosols, distinct containers, sachets, pump systems, and solutions. |
