Lyra graduate aquarelle pencils are easy-to-use watercolor pencils that are perfect for creating infinite shades. They're made with a long-lasting and super-resistant lead that is 3.8mm diameter. The extra durable, water soluble core provides a smooth laydown.Details: Includes assorted colors3.8mm lead24 pencilsSuper-resistant lead that is long lastingEasy to sharpenFor ages 8 and up