What it is: Styli-Style's signature item, unique to it's pencil shape, can be used to draw a thick or thin line along the lashes. What it does: Provides both thick and thin performance in one unique pencil Ingenious design. What else you need to know: We have a custom made pencil sharpener to solve all your problems. Note that our custom made pencil sharpener is specific to the Flat Eye Pencil.