Karim B. Hairdresser. Amsterdam. Karim handles men's and kids' cuts with styling, plus beard work and men's coloring, keeping every look clean and current. Hairdresser. Amsterdam. Karim handles men's and kids' cuts with styling, plus beard work and men's coloring, keeping every look clean and current. Hairdresser. Amsterdam. Karim handles men's and kids' cuts with styling, plus beard work and men's coloring, keeping every look clean and current.