✨ Write, Erase, Repeat! ✨ High-quality paper ensures longevity and durability. Three-dimensional grooves for comfortable writing. Perfect for mastering beautiful English handwriting. Practice endlessly with auto-fading technology! Includes addition, letters, pictures, and numbers. Standard Writing Format 4-in-1 Learning Set Reusable Magic Function The UKKUER Sank Magic Practice Copybook is a versatile, reusable writing tool designed for all ages. Featuring a unique auto-fade function, this copybook allows for endless practice in writing beautiful English. With a comfortable ergonomic design and high-quality materials, it includes four different practice books covering letters, numbers, and more, making it an essential resource for skill development in handwriting.