Nine Dragon C1S White Coated Duplex Board with Grey Back Brief Introduction1) Good quality 2) Excellent stiffness 3) Suitable for 4 or 6 colors high speed printing 4) Substance: 230gsm, 250gsm, 300gsm, 350gsm, 400gsm, 450gsm, 500gsm5) Standard sheet Size: 787x1092mm, 700x1000mm, 610x860cm, 24x34" etc.6) Kinds of boxes, packages, shopping bags, photo frames, folders, covers, calendar, labels, carton, cards, etc.7) Samples are free for you, it will take 3-5 days.Packaging & Shipping1. In Rolls, PE film wrapped, 4 angles protected. Waterproof film.2. In Sheets, bulk packed on strong wooden pallets wrapped with PE film, 4 angles protected. Waterproof film.3. In Ream, normally 100 sheets per ream. Ream packed wrapped with PE film, 4 angles protected. Waterproof film.4. Customized package for customers.