a board sign,sign boards for shops,poster board Thickness ... 2,440mm,1,560 x 3,050mm,2,050x3,000mm a board sign,sign boards for shops,poster board Features: ... impact strength 5) Non-warping and stain proof 6) Easy to clean and maintainApplications: 1) Advertising: signs, displays, pop-up displays ... ,2,050x3,000mm3) Special sizes available upon requests. a board sign,sign boards for shops,poster board