1,Cardboard notebook with blank paper 2,Cover 1C- ... environmental,friendly,waterproof,oil-resistance,nontoxic.Advantage:1,PP/cardboard material is the nice andrecycle material.2,Notebooks binding ... collection,tools storage box,gift storage and packing, products display etc.3. The feature of water-proof, light weight ... will give you a satisfaction reply without delay. Cardboard notebook with blank paper