S = Pack of 30, M = Pack of 60, L = Pack of 120. 30 blank composition notebooks with 15 rainbow spine colors for color coding, 60 pages each. Sturdy cover and thick smooth paper for ballpoint, gel pens, and mechanical pencils. Not suitable for markers. 8.3 x 5.5 inches, compact for backpack or handbag. Blank cover for Diy decoration with writing, drawing, or stickers. Ideal for students, teachers, and professionals for notes and meetings. weight: 4.73 pounds.