... 1C, white cardboard for cover with 4C, sprial binding, customized. OEM sprial school notebook1) Cover materials: Art paper, gold chip cover ... leatherette cover, cloth cover, PP board, PVC, special Chipboard2) Inner page: 60 - 120g blank writing paper or lined writing paper3) Sizes ... 14.8cm 14.8 x 21cm 21 x 29.7cmYour OEM order are warmly welcome!We can do other paper packaging ...