Okina Project Ring Note PNB5S 4970051021483
A grid-ruled ring notebook with blue lines that won't show up easily in copies. Perforated cutout. ●External dimensions (horizontal) [mm]: 199●External dimensions (vertical) [mm]: 257●Ruled content: 5mm grid ruled ●Number of sheets per book: 50●Inner paper basis weight: 81.4g/㎡●Inner paper dimensions (thickness) [μm]: 85●Binding specifications: Double ring binding ●Perforations: Cut-out perforations ●Standard: B5