Features: Discbound Notebook Covers fit in Notebook, Planner, Customizable Notebook, homework, ect. Discbound Notebook Covers. Add stylish flair to your compatible discbound notebook with these poly covers. The stylish design offers a fashionable look, and the durable material helps protect papers. Muitlple Choice, including A4, A5,A6, A7, B5 size, can be combined at will, the inner page can be flipped, and can be increased or decreased at will. PVC Discbound Notebook Covers made of polyethylene, light in weight, safe, non-toxicand odorless. Ultra-durable, tear-resistant, will not fray or tear out of. Reusable Discbound Notebook covers, dividers will refresh and protect your discbound notebook, make it your own customizable notebook. Great for students ,teachers ,office staff etc. Specifications: Material: Plastic Color: Blue, Green, Pink Modle: A4; A5; A6; A7; B5 A4 Size: Approx. 30x21.5cm/11.81x8.46in A5 Size: Approx. 21.5x15.2cm/8.46x5.98in A6 Size: Approx. 15.2x11cm/5.98x4.33in A7 Size: Approx. 11x7.6cm/4.33x2.99in B5 Size: Approx. 25.4x18cm/10x7.08in Weight: Approx. 110g Package Includes: 2 Pieces Notebook Covers note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!