A5 cover approximately 230 * 160mm. (Approximately A5 210 * 148mm)

The page size: about 220 * 291mm.

Books thickness: Approximately 10mm.

Weight: about 0.17KG / this. (Including the page).

B5 cover approximately 185 * 262mm. (Approximately B5 182 * 257)

The page size: about 244 * 388mm (about B4 257 * 364mm).

           Books thickness: Approximately 10mm.

          Weight: about 0.21KG / this. (Including the page).

A4 cover approximately 213 * 290mm. (About A4 210 * 297)

The page size: about 280 * 415mm (about A3 297 * 420mm).

           Books thickness: Approximately 10mm.

          Weight: about 0.3KG / this. (Including the page).

The certificate shall internal ribbons fixed core， generous， bright color， corrosion-resistant and durable， so durable certificate) so that your honor could have been associated with you!