The barrel is polypropylene with an airtight cap that helps stop the ink from drying out in storage

It works well for most refillable markers but is also great for using with an air brush or with a brush

The book contains 144 pages / 82 sheets and measures 27 cm x 35 cm (a bit smaller than A3)

and all of them are UV-resistant on nearly any surface

sakura gelly roll 08 medium 0 4 mm 3 set white colors DUA The barrel is polypropylene withThree white pens with 0. 4 mm tips for visible medium lines and layering highlights. Opaque, pressure free gel ink adds sharp contrast on dark surfacesperfect for sketches or art accents.