Amazon.com : American Paper, Assorted Colors, Poster Board, 22" x 28", 100 Sheets, Double Sided, Signs, Charts, Artwork, Kids Crafts, Arts and Crafts, Art Supplies, Art Paper (Item # ARB) : Arts,
BAZIC 22" X 28" Coloured Poster Board - The Up Shop
Metallic Poster Board 11" x 14" (Pack of 5) Assorted Colours NEW | eBay
Assorted Colors Poster Board, 22" x 28" - Pack of 100