Feature 1Alcoholbased and multicolor marker pens have excellent antifouling and waterproof properties on most surfaces. 2Doubleheaded permanent markers are suitable for paper, ceramics, plastics, etc., suitable as art markers, sketch markers, paint markers. 3Double nibs, both thin and thick lines can be written, providing great versatility. 4Colorcoded hats are easy to organize and quickly identify colors. The ergonomic design makes these markers easy to use for a long time. 5Comes with a beautiful transparent plastic box, very suitable for travel and storage. 6Highly colored and brightly colored markers, suitable for architectural design, advertising presentation, landscape, underline, comic design, etc.Item Type: Marker Pens SetType: Alcohol oilyPen Length: Approx. 15.4cm / 6.1inPen Head: Double head (oblique head, round head)Pen Spoke: Oblique Head: Approx. 6mm / 0.2inRound Head: Approx. 1mm / 0.04in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List36 x Marker PensNoteManual measurement, there is a slight distance difference.