A little water is all you need to dissolve the colors

Width of tip: 2-5 mm

These markers are easily refillable

BE440 Milk Coffee Light

an elastic closure

molotow 611em empty marker 15 mm with refill extension 2 set Molotow Sketcher Twin Marker A little water is allEmpty markers that you can refill with any ink or light flowing paint (e. g. Molotow ONE4ALL acrylic paint). The pen has a 15 mm tip with a pump function that controls the flow of ink color. The pen is transparent so you can see how much ink color is left and what color you filled it with. Between the actual paint container and the top of the pen, youll find a Molotow Extension Ring which makes the pen extra easy to open when it is time to refill it