We use eco-solvent inks on all our correx indicators, that are watertight and UV-resistant. Boards are supplied at a maximum sheet dimensions of 8x4ft (2438x1219mm), any board printing orders more substantial than this will be break up into sections. You should leave us a note When you've got any preference https://www.indigosupplies.com/blogs/news/protect-floors-and-surfaces-with-correx%C2%AE-temporary-floor-protection