Pinit BACKINGS for Whole Newspapers - FLAT. 1960's-2009. 15 x 23" .1875" thick Corrugated Cardboard. Short-term Storage. SKU: KNPW (0)No Reviews yet Add to Shopping Cart Details BACKINGS for Whole Newspapers - FLAT. 15 x 23" .1875" thick, C-Flute Corrugated Cardboard. White on 2 sides. Use for short-term storage. 1960's -2009... Details Back DetailsBACKINGS for Whole Newspapers - FLAT. 15 x 23".1875" thick, C-Flute Corrugated Cardboard. White on 2 sides. Use for short-term storage.1960's -2009. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review