These fine-tip markers from PRiMO are super-washable and mess-free making them the perfect option for young artists! The pen has a diameter of 2.5 mm and the strong pointed and super washable fine-tip make them excellent for encouraging creativity in children. It produces a well-defined and bright mark and can be used to draw contours, paint backgrounds, or underline important words. The 12-Color Set comes packaged in a box, and the bucket comes packaged in a plastic container with 96 markers in 12 colors.