Bell Hypoallergenic Perfect Brow Brush Pen the innovative comb-shaped tip of the marker combs the eyebrows during application and fills in the gaps with semi-transparent color, giving the eyebrows a natural finished look. Thanks to the long-lasting and lightweight formula, the marker does not smudge or fall off during the day. It is enriched with moisturizing glycerin, which hydrates and nourishes the eyebrows. The marker is available in 3 shades – for blondes, brunettes and brown-haired women.