4 Colors in One Design: The 4-in-1 color ball pens offer a vibrant mix of red, green, black and blue inks to meet your creative needs, and each pen's ink comes in 4 different colors in one, allowing you to Can change colors while writing, drawing, or marking up a document<br> DIY Friendly: These plastic beadable pens open a colorful world for your creativity with 12 different colors, decorate them with beads to add your personal style, allowing you to express your creativity easily and conveniently<br> Solid material and suitable size: These beaded pens are mainly made of plastic and are durable; each pen measures approximately 6.38 x 0.47 inches/16.2 x 1.2 cm, providing a comfortable grip for easy writing; the shaft allows you to Do it yourself, you can insert beads and other craft supplies as needed (not included)<br> Sufficient Quantity: Each pack contains 50 ballpoint pens; perfect for personal use, or for classroom, office or art studio collection; these pens come in 12 different colors for you to choose according to your mood<br> LIGHTWEIGHT AND PORTABLE: Despite their versatility, these plastic ball pen DIY plastic construction is very lightweight; easy to carry, perfect for travel, school, office or home use<br> perfect gift product: Whether for a budding artist, creative student, or diligent office worker, these ballpoint pens make practical and sophisticated gifts. Beautiful design and vibrant functionality are sure to bring a smile to anyone who loves writing.<br> Wide range of applications: The retractable ballpoint pen has the ability to switch between 4 different colors of ink, making it suitable for a variety of tasks. Whether you're taking notes, highlighting text, creating art, or just doodling, these pens let your creativity run wild.<br> Note:Beads are not included, the first picture is a display rendering.<br> Type:A<br> Ink color:red, green, black, blue<br> Colour:As Shown<br> Material:Plastic<br> Size:Approximately 6.38 x 0.4