Premium Refill Thinking Trio (Pocket Size)

【Size】Pocket（80 mm x 126 mm）(Approx. 3.2" x 4.7")
【Paper】Monte Lukia White
【Paper weight】Medium-thick
【Print color】 Black and white（Cover and back cover page: colored）
【Content】Mandala Refill (10 pages) + Fishbone Diagram (10 pages) + 5 Why's Refill (10 pages): Total 30 pages + How-to-use page (JPN/ENG)