Are you looking for a professional but binder shell? Are you looking for a sturdy, trustworthy tool that can do multiple jobs at the same time? If so, look no further! Our professional binder shell meets your needs. This is your good choice. Features -Color:Khaki -Material:Kraft paper and iron -Size (A4):31.40X24.80X3.50cm/12.34X9.75X1.38in -Size (B5):28.00X21.50X3.50cm/11.00X8.45X1.38in -Size (A5):23.50X17.50X3.50cm/9.24X6.88X1.38in -Use kraft paper and iron material, not easy to deform, you can use it with confidence. -This Notebook Cover has a wide range of applications and can be used to protect and notebooks. -Binder is easy to use, press both ends to open the loose-leaf ring, and twisting both sides of the loose-leaf ring to close. -Binder can be used not only in schools, but also in offices. Can be a good gift for your good friends, they will like it. -It keeps your notepad free from dirt and provides convenience for your study or office. Package list: 3 x Binder Covers