$50.99 Amazon.com : VARIDESK - Mobile Glass Marker Board 48x76 - Rolling Dual Sided Magnetic Whiteboard 
Universal Frameless Magnetic Glass Marker Board, 36 x 24, White -UNV43202 - Walmart.com 
Universal Frameless Glass Marker Board, 48 x 36, White -UNV43233 - Walmart.com
