b5 portable loose spiral notebook detachable notebook simple coil for high school students thickened a5 notepad for postgraduate entrance examination

a5 [inner pages with horizontal lines]] b5 [inner pages with horizontal lines]] a4 [inner pages with horizontal lines]] a5 [inner page of grid]] b5 [inner page of grid]] a4 [inner page of grid]] a5 [blank inner page]] b5 [blank inner page]] a4 [blank inner page]] a5 [english inside page]] b5 [english inner page]] a4 [english inner page]]

retro red 1 piece retro blue 1 pack retro green 1 pack retro yellow 1 pack