This is a set of 5Pcs colorful whiteboard pens. These whiteboard markers are made of high-quality ink, non-toxic and odorless, and have a good shading effect. The whiteboard pen has a fine point and ultra-smooth ink flow, which is convenient to use. The barrel of the whiteboard pen has a transparent ink window design, which can see the remaining ink at a glance, so you can know when to refill in time. These whiteboard markers are perfect for use on whiteboards, glass, and other smooth surfaces, and are ideal for classrooms, offices, and homes. These whiteboard pens are easy to write and wipe clean, making your work more efficient and environmentally friendly.