Abundant Quantity: You receive 5 empty paint pen markers, and 5 replacement nibs, enough for your daily use and replacement needs Versatile: These refillable acrylic paint pens have an empty center so you can fill in any color you want, or mix different colors to make your painting more colorful; be careful not to fill with very thick liquid materials , which may result in uneven or uneven flow from the tip. : The paint tube of the empty paint pen is made of high-quality plastic material, exquisite workmanship, firm and firm, not easy to break or deform EASY TO OPERATE: These refillable empty refill markers are easy to fill with color, just remove the nib area, put the steel ball in the bucket, fill with paint or ink, and screw the nib back to start writing; the process is simple and convenient, Does not take up too much time and energy Wide Applicability: Refillable pens have a wide range of applications, you can fill with colored inks or mix your favorite colors and start your