Its quick-drying properties make it great for layering

Its oil-based ink is permanent and works on a wide range of surfaces

Equipped with the 20mm Flowtex Round Tip

Trainpad with blanks from subways of New York

a transparent plastic body with silver accents

pentel colour brush pen fr 101 refill Idwrap Its quick-drying properties make itThe Pentel Colour Brush Pen FR 101 refill in black lets you keep your Colour Brush going without having to buy a whole new pen. Its filled with fresh, water based ink perfect for vibrant strokes, layering, and blending. The refill comes with a simple screw mechanism, so swapping it in takes just a few seconds and keeps your brush ready for more lettering, illustration, or watercolor style work.