Long-Lasting: Will not wash out; Lasts up to 8 weeks until the grey grows back; We know every man is different so our grey hair colouring product is here when those grey hairs begin to grow back. Choose from 8 different shades ranging from blonde to jet black; When in doubt or unsure of which to choose, always go with the lighter shade; Includes keratin, olive oil and vitamin E but no ammonia for stronger, healthier-looking hair.
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