Wirebound excellence! Sturdy, flat-folding, 10-subject notebook. Premium quality, bright, 80 gsm paper allows you to use a variety of pens without bleeding or leaking through to the other side. The wirebound spine makes it easy to hold in one hand, making it great for keeping a log or taking notes. Users find this 10-subject Project Book notebook, with its double ring binding, repositionable dividers a convenient and comprehensive multi-course solution. The smaller B5 size fits conveniently in a briefcase or backpack. People expect more from Pukka Pad products and that's what they get. Pocket-Sized Indicator: N; Book-Binding Type: Wire-O; Book-Binding Details: Wire-O: Hard Cover; Book-Binding Edge: Side.