150 pieces 2 Pack Black 22in X 28in Posterboard - Poster & Foam Boards

Cutting Poster Board & Card Stock Paper with the 1.7W Laser Upgrade Kit - J Tech Photonics, Inc.

Royal Consumer Royal Brites Poster Board Black, 22 x 28 Inches, 25-Sheets Case,24309B : Ordinary Display Boards : Office Products

Poster Board, 22″ x 28″, Black, Case Pack of 50 – AUK Sales

The Heavy Poster Boards from Pacon are the true boards that will not disappoint. With their 18-point thickness these board is colored on both sides

The Heavy Poster Board black (pack of 25)

24 pieces of 36 X 48 Black TrI-Fold Corrugated Presentation Board

BAZIC Poster Board Black 22 X 28, Bulk Boards for School Craft, 25-Pack

10pk 28 X 22 Poster Board White - Up & Up™ : Target

24 pieces of 36 X 48 Black TrI-Fold Corrugated Presentation Board

Pacon Original Foam Core Graphic Art Board 22 x 28 White Carton Of 5 - Office Depot

Pacon Poster Board, 22 X 28 Inches, Chalkboard Black, 25 Sheets : Target