These wirebound notebooks have graph paper pages in pale pastel colors: blue, pink, green, and yellow. The notebooks also include blank index tabs for subject division.The notebooks? paper is pH neutral and acid-free. The paper has a perfect satin finish for maximum smoothness in writing. It?s also heavy enough (90 g) that ink won?t bleed through.The notebooks are double-wire spiral bound, so they never snag. Cover color is selected at random from available colors.