A5 Writing book clothes

A5 length 21CM, width 14.8cm, thickness within 1-2.5cm,
A6 is 14.8cm in length, 10.5cm in width and 1-2.5cm in thickness.

Note: This book is only available in A5 and A6 sizes, and the thickness of the back is 1-2.5CM
Both can be loaded inside.