MiquelRius notebooks appeal to your sense of fashion and quality. The pages are smooth, heavyweight, 20 lb. (70 gsm) paper that resists ink bleed through. The standard US-size, 4-subject notebooks have paper edges in 4 different colors to distinguish each section. The sheets are lined, perforated and 3-hole punched. Covers are heavy cardboard covered in plasticized matte paper for extra durability. Thick wire binds the book. 120 sheets of paper per book (30 of each color). Designed and manufactured in Spain.