Item Type: Marker Pen Material: Oily Ink Product Size: Approx.13.5cm / 5.3in Product Use: Graffiti, Painting, Coloring, Etc. Applicable People: Most People Package List 24 x Marker Pen 1 x Storage Box Please allow 02 cm error due to manual measurement. Thanks for your understanding. 1The unique and gentle color writes on the paper softly from the wide tip and the thin tip, and will not penetrate the page. It is suitable for wide highlight or thin underline 2The mild waterproof pigment ink is translucent and is very suitable for layering, using bullets and chisel points for handwriting 3Advanced oil-based ink, rich and saturated colors, good mixing, sharp lines, chisel point can create multiple lines to ensure color consistency at both ends 4Suitable for any nonporous place in the home, office or school, including dry erase boards 5Whether you are making whiteboard presentations for work or decorating classroom , you will surely attract everyone's attention