Cosmo hair dye 4.0 brown – permanent without ammonia with excellent coverage and healthy shine

Get a rich and natural brown color with the permanent hair dye from Cosmo 4.0, ammonia-free. The dye provides perfect gray coverage and long-lasting results while maintaining hair health, softness, and natural shine. Its gentle formula gives an even and safe color for all hair types, for an easy and damage-free home or professional salon coloring experience.