1·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。
2·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。