Features 3D-Groove Design: The Reusable Grooved Handwriting Workbooks has three-dimensional groove-design, The magics calligraphy paper is thick, strong, and sturdy, not easy to smudge and not easy to stain; the pen holder is made of silicone, which is safe for children; the print is clear and clean; it is really comfortable and great for Calligraphic Letter Writing. Quality: The grooved handwriting book has three-dimensional grooved design, writing format standardized;The magics calligraphy paper is thick, strong, stain resistant and sturdy Disappearing Ink for Repeated Practice: The matching refills use magics ink,handwriting will automatically fade and disappear within 30 minutes after writing, great for repeated practice. It is a Must-Have handwriting copybook set for your kids learning calligraphy. The kids can use their magics pen to follow the-paths and draw different shapes, great for improving their writing skills. They can also master English handwriting skills and write beautiful English words through training with the reusable writing board tracing books. Present Idea: Magics reusable calligraphy copybook set is the perfect present for your kids ages Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Material: White cardboard Package List: 1 Set Reusable Grooved Handwriting Workbook