Now you can be creative with your nails in seconds! Just press pen point to activate nail color and start designing on your nails! Fine-tip pen makes it easy to control and draw precise lines for a French Manicure. Great for designing pedicures, too! , Fine-tip pen makes it easy to control. Draw precise lines for a French manicure. Great for pedicures, too. Mistake-proof formula can be removed or corrected with a moist cotton swab without damaging dry nail polish. Water-based formula is environmentally friendly.