The Mark's Style "Days Five" series notebooks are sustainable and perfectly suited for the future. With a convenient B5 size, these notebooks are easy to use. The paper is made from bamboo, and the covers and lines are printed using recycled plant-based ink. Additionally, instead of metal staples, colorful paper staples are used, giving the notebooks a more fashionable design.The "DAYS 5" series features a typography design incorporating keywords in five languages: English, French, Italian, Spanish, and German. This popular series is created with the wish for daily use.