The markers have a 5 mm thick round fibre tip and they are filled with a fully covering acrylic paint

both of which can be trimmed with a knife for smaller

With no replacement tips

if you’re really into brush lettering or just like more organic outlines

the Pentel AIN Stein 0

uni posca markers pc 1mr 8 set metallic colors multivariantcolorpicker The markers have a 58 pack with Posca's thinnest markers, Uni Posca PC 1MR has a tip of 0. 7 mm and like all the other Posca pens, these are filled with water based paint that becomes permanent when dried. The colors are opaque and perfect for decorations or illustrations on all kinds of surfaces and materials. Posca markers are very popular for painting on stone, but also work excellently on canvas, paper, fabric and glass. This set contains the following colors: