Rich Quantity: You receive 10pcs refillable paint pens with a tip of 15mm/0.59 inches, sufficient quantity to meet your daily use and diverse painting needs. It bring more convenience to your painting experience. EASY TO USE: This empty paint marker pen is easy to fill with ink and paint, just remove the tip area, fill with paint or ink, then screw the tip area to start drawing, perfect for beginners or experienced people. Material: The empty paint pens is made of PP material, and the pen tip is made of polyester and acrylic material,with steel bead inside,reliable and sturdy, which provide you with a smooth writing. Design: This fillable paint pens is transparent, which is helpful to control the amount of ink and fill the ink in time.The steel ball in the pen can mix the ink well, which can prevent the watercolor or paint from solidifying, and letting you enjoy smoother writing. Wide Application: The empty paint pens is suitable for filling different paints or inks, you can fill