Natural Beard Dye Pencil Filler Kit for Men With Pen, Brush, Comb, and Scissors. This beard pencil kit can fill in the gaps in your beard, mustache, and even eyebrows. The barber pencil creates a natural, classy, and clean appearance. The beard filling pen is designed with a four fork tip head. Effectively reduce the gaps and restore the shape in beard. Begin by drawing the outline of your beard, then color evenly inside the lines. As you apply the product, use the mini beard brush and beard shaping tool to receive a fresh look.