Gerda Spillmann Bio Blend Eyeliner Pencil Perfect Grey are easy to use, just twist the pencil to move the color to the desired length. Gerda Spillmann Bio Blend Eyeliner Pencil Perfect Grey is environmentally safe and designed with sleek black packaging. The waterproof applies smoothly, and may be smudged if desired to create a blended, professional look. Gerda Spillmann Bio Blend Eyeliner Pencil Perfect Grey may be easily removed with makeup remover or facial cleanser.