Review Of Olia Hair Color Dark Brown 2023. Garnier olia shade 4.3, dark golden brown, has brilliant, golden tones that add warmth to your dark brown result. Buy garnier olia 4.0 dark brown permanent hair dye.

Apply the mix in sections, starting with your roots and working through to the ends. Leave to develop for up to 45mins, as stated on the instructions, depending on the result you wish to achieve. Web hydrated and silky hair: