Magnetic All-in-one Eraser/Marker/Holder | Designer Allboards
Whiteboard Marker Holder by mrusse | Download free STL model | Printables.com
Marker holder tray for whiteboards — Albion Office
Amazon.com: CASEBOT Magnetic Dry Erase Marker Holder, Pen and Eraser Holder for Whiteboard, Magnet Pencil Cup Storage Organizer for Office, Home, Fridge, Locker and Metal Cabinets, White : Office Products
Magnetic Dry Erase Marker Holders | White Board Marker Holders for Wall – MyGift