Amazon.com : Black Tri-Fold Presentation Board 36" x 48" Corrugated Tabletop Display Exhibition Board Lightweight and Portable with Smooth Surface Great for School Projects and Business presentations - by Emraw : Office
Amazon.com : Sherr 12 Pcs Tri Fold Display Board 48 x 36 Inch Black Trifold Poster Board Presentation Cardboard Large Foldable Lightweight Science Fair Display Board for School Projects Business Presentations : Office Products