SUNSTAR STATIONERY Campus Notebook (Dot-A ruled / Dot-B ruled) Chiikawa 5-Pack This is a 5-pack set of popular Campus notebooks for taking class notes and studies. Chiikawa design collaboration. ■Dot A Rule A spacious A-rule notebook. Uses dotted lines that are useful for aligning the beginning of sentences or as guides when drawing diagrams. ■Dot B Rule A B-rule notebook with more writing space. Also uses dotted lines that help align text or for drawing diagrams.