Custom sprial school notebook: Offset paper for text sheets, white cardboard for cover, sprial binding, customized. Custom sprial school notebook: 1) Cover materials: Art paper, gold chip cover, silver chip cover, heavyweight Chipboard, leather or leatherette cover, cloth cover, PP board, PVC, special Chipboard2) Inner page: 60 - 120g blank writing paper or lined writing paper3) Sizes: A4, A5, 5" ...