Amazon.com : Peekoal Dry Erase Markers,4 Pack Black Erasable Markers,Whiteboard Markers Smooth Writing for Glass,Windows,Blackboard : Office Products
Amazon.com: MoKo Magnetic Dry Erase Marker Holder, [4 Pack] Pen/Pencil/Magnets/Dry Erase Marker Storage Organizer for Home Refrigerator, Office Glass Whiteboard, Locker and Other Magnetic Surfaces - Blue : Office Products
Amazon.com: Stamp-n-Storage Marker Holder - Side-by-Side for IKEA (Will fit IKEA Kallax Shelving)