a5 loose-leaf notebook wholesale 2022 new business office work exquisite advanced simple b5 loose spiral notebook

hollow loose-leaf brown(缕空活页棕色) hollow loose-leaf dark blue(缕空活页深蓝) hollow loose-leaf yellow(缕空活页黄色) hollow loose-leaf lake blue(缕空活页湖蓝) hollow loose-leaf black(缕空活页黑色) u-shaped buckle loose leaf gray(U型扣活页灰色) u-shaped buckle loose-leaf black(U型扣活页黑色) u-shaped buckle loose-leaf lake blue(U型扣活页湖蓝) u-shaped buckle loose-leaf brown(U型扣活页棕色) u-shaped buckle loose-leaf pink(U型扣活页粉色) u-shaped buckle loose-leaf denim blue(U型扣活页牛仔蓝) hardback gift box u-shaped buckle loose leaf gray(精装礼盒U型扣活页灰色) hardback gift box u-shaped buckle loose leaf black(精装礼盒U型扣活页黑色) hardback gift box u-shaped buckle loose-leaf lake blue(精装礼盒U型扣活页湖蓝) hardback gift box u-shaped buckle loose leaf brown(精装礼盒U型扣活页棕色) hardback gift box u-shaped buckle loose-leaf pink(精装礼盒U型扣活页粉色) hardback gift box u-shaped buckle loose-leaf denim blue(精装礼盒U型扣活页牛仔蓝)

a 5(A 5) b 5(B 5)