Limited edition premium color of the long-selling* Kokuyo surveying notebook SKETCH BOOK. The notebook has a compact size for easy portability and a hard cover that allows you to write while standing up.01_Bright Premium Color: Limited edition with a bright color for the paper cloth of the pasted cover. 02_Easy to carry and write anywhere: Compact pocket size fits in a suit. Thin and stiff cover for easy writing while standing. 03_Sketch ruled SKETCH BOOK: The light blue 3mm ruled lines, called sketches in surveying notebooks, are used for sketches, idea notes, mind maps, business trip records, reading logs, and various other purposes. It is used for sketches, idea notes, mind maps, business trip records, reading logs and various other purposes.