Colored felt-tip pens for kids, made of durable plastic material, with a cap that allows ventilation, with a reinforced thin felt tip, that resists the pressure exerted by the children's hand and has a line width of 2 mm. They contain dermatologically tested water-based ink, which can be easily cleaned from hands and clothes, with soap and water. The pens are used in schools and kindergartens, to draw or color and help develop imagination and creativity in children. This product is suitable for use by children from 6 to 13 years old.