1、Double Ended Design: The coloring markers feature a double ended design, with a thin tip for writing detailed calligraphic markers, and a wide tip for large matte areas 2、Uniform Coloring: The coloring markers provide uniform coloring, adding richness to your artwork, to meet your needs 3、Eco Friendly Material: The coloring markers are made of eco friendly materials, the ink dries quickly and is not easy to fade 4、Color Identification Number: Each coloring marker has a color identification number, which can easily identify and select the color 5、Ideal Gift: Easy to use for beginners and professionals, suitable for coloring markers, art drawing markers. Can be used as a gift at Christmas, Thanksgiving, etc 48 x Dual Brush Pens 1 x Storage Box Item Type: Dual Brush PensProduct Material: Water Based Dye Ink, PlasticProduct Application: Professional Use in the Fields of Architecture, Advertising, Animation and Other Design FieldsProduct Features: No Peculiar Smell, Washable, Glossy Ink Output, Easy to Color, Comfortable to Use