S = 24-Pack, M = 48-Pack. Package Included: 24 colorful A5 blank notebooks, 30 sheets each, suitable for daily use or sharing. High-quality paper: bright and durable cover with smooth beige inner pages that are easy to write on and reduce eye strain. Blank design ideal for writing, diaries, and customizable covers. Practical size: 8.3x5.5 inches/21x14 cm, portable for bags. Wide application: suitable for school, business, life, and study for planning and recording. Weight: 4.09 pounds.