Features: 1. Complete strokes, standard writing, and stroke presentation to guide children to write correctly 2. Thick paper durable and high quality white cardboard, full thickness 3. Double-sided content, while learning and practicing words, one side is practicing words, one side is a story, so that children can not be bored while practicing words. 4. Three-dimensional groove, standard writing, clear three-dimensional groove, moderate font size, fit faded pen writing 5. Automatic disappearance, repeated use, using the non-toxic environmental quality inspection of the magic ink, writing after 10-30 minutes, the handwriting disappears without washing, clean, low carbon and environmentally friendly, can be repeated practice 6. The steel ring is easy to turn the page, the coil binding uses the automatic binding machine to hide the coil wire, and the surface of the coil is smooth and harmless. Specification: Condition: 100% Brand New Item Type: Calligraphy Copybook Material: White Cardboard Package List: 2 x Calligraphy Copybook 1 x Pen 1 x Pen Grip 6 x Refill Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.