One of the most important considerations is coverage strength. Grey hairs often have a coarser texture, making them more resistant to absorbing colour. Permanent hair dye for grey hair is a common choice for those who want long-lasting coverage, as it penetrates the hair shaft and locks in pigment. Semi-permanent dyes, on the other hand, provide a softer approach, gradually fading wit... https://www.streetvibex.com/blogs/16001/Hair-Dye-for-Grey-Hair-A-Guide-to-Choosing-the