POLY COLOR NATURAL DARK BROWN H/COLOR 43 45MLHEALTH & BEAUTY HAIR COLOR & DEVELOPER POLY COLOR Weight: Introducing POLY COLOR NATURAL DARK BROWN HAIR COLOR 43. This revolutionary hair color provides a natural look for brown haired women of all ages. With its rich, dark color, it's perfect for creating depth and character without bleaching or artificial dyes. Plus, it's environmentally friendly and won't damage your hair like other hair colors can. So why wait? Say goodbye to grays and be bold