This A4-sized black Rhodia top wirebound notepad features 80 sheets of extra white 80g acid-free, pH neutral ruled paper. Lines are spaced 8mm apart. Each sheet is microperforated at the top for easy and clean removal. There is a hard cardboard back for writing support. These economical pads are a favorite of artists, designers, writers, and notebook fans for notes, sketching, and hand drafting. People love them for their smooth paper and iconic cover.