U BRANDS Glass Dry Erase Board, 35" x 23", Whiteboard, White, Frameless, 120U - Walmart.com
Amazon.com : GMAOPHY Magnetic Dry Erase Markers - 10 Pcs 8 Color Fine Tip Whiteboard Markers with Eraser Cap, Low Odor Dry Erase Markers for Glass/Whiteboard/Porcelain/Plastic/School/Office : Office Products
Dry Erase on Windows - TinkerLab
Amazon.com: ARTEZA Dry Erase Markers for Glass Boards Pack of 10 Neon Colors with Low-Odor Ink, Erasable Window Markers, Office Supplies for Glass, Mirrors, Whiteboards and Non-Porous Surfaces : Office Products