must-have item in study and , please rest assured to use and buy. 2 sizes and styles: refillable paint pens are available in round tip and slant tip style, the slant tip size is approx. 6 mm and the round tip size is approx. 3 mm The pen head is smooth and the writing is smooth without jamming. Refillable drawing pens are suitable for painters, designers, art students, DIY enthusiasts, architects and more, which are nice helpers in the creation process, can be widely applied for canvas, clothes, shoes, glass, mirror, paper, wall, ceiling. Color: transparent white Material: plastic Package Contents: 12 x Empty Acrylic Markers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.