B5 size, Europeanist and reverso turning over pages designed, many pictures for choice.

B5规格，欧式化的反面翻页设计，多种图案，可供选择。

Europeanist and reverso turning over pages designed, 2 holes disposition, convenient and practical.

欧式化的反面翻页设计，2孔夹配置，方便实用。