BACKINGS for European Posters. 23 x 33". .1875 thick, C-flute Corrugated Cardboard. White both sides. Short-term Storage.

European Poser Backings
23 x 33"
.1875" thick, C-Flute Corrugated Backings.
White both sides. Short-term Storage.
This corrugated cardboard is .1875"thick (C-Flute, white on 2 sides). It is a popular choice for a backing board because it is rigid and economical.