Size and Quantity: Our black paper dividers are about 15.6cm in width, 21.1cm in length, 0.3mm in thickness, with a 5mm aperture; 5 sheets of each set, 6 sets, 30 sheets in total. Durable Material: Our binders are made of high quality sturdy paper, strong and thick, the best divider paper for 6-ring binders for long term use. 1 Blank Tab: Our A5 pagination paper comes with 1 label, the surface of the product is smooth and exquisite workmanship, you can use it with confidence. 6 Holes: Our 6-hole A5 paper is suitable for 6 rings binders, and the 6 holes design is beautiful and practical. It can make your notebooks neat and orderly, beautiful and generous. Easy to Use: Simply open the ring binder of the right size and pass through the hole in the pagination paper, which can be easily fitted into the ring binder.