Experience mesmerizing visual transformations with the Transform Fidget Pen's innovative design, utilizing reflective polymer for surprising shape shifts. Flip the switch and witness the smooth cylindrical pen magically crinkle into a faceted geometric pattern, traveling along the length of the pen, accompanied by an audible sound, creating a sensory delight. Enjoy the convenience of quick-drying, high-quality ink that ensures your pages and hands stay clean, with a 0.5mm fine tip for precise and clear writing. Enhance comfort during long writing sessions with the retractable gel pen featuring a contoured silicone grip for ergonomic support. Indulge in the addictive combination of visual, auditory, and tactile effects, making the artistic Crinkle Pen a must-have for kids, teachers, students, doctors, lawyers, designers, and artists. Color: Multicolor. Material: Metal. Package Contents: 3 x Retractable Gel Pens. Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.