It is an indispensable item in study and life,rest assured to use and purchase.2 Sizes and styles:These refillable paint pens are available in round nib and slant nib styles, the slant nib size is approx. 6 mm and the round nib size is approx. 3 mmThe design of the pen head is smooth and the writing is smooth without jamming.These refillable drawing pens are suitable for painters, designers, art students, DIY enthusiasts, architects and more, which are nice helpers in the process of creation, can be widely applied for canvas, clothing, shoes, glass, mirror, paper, backpack, wall, ceiling.Colour:transparent whiteMaterial:plasticPackage Contents:6 x Empty acrylic markersOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.