This Atoma Trendy A4 checked notebook has a transparent purple cover made of PP (polypropylene). The ring notebook has 144 pages (72 double-sided sheets) of 90g/m². The squares on the paper have a square size of 5mm x 5mm. The notebook has 11 rings, which combines the advantages of a ring binder and a spiral notebook. An Atoma notebook is easy to open thanks to these rings. Another advantage is that the notebook can be placed compactly, because it can be fully opened 360°.