About this 3D model

Simple magnetic tray system to keep your playing cards organized. If you use two trays that are the same height you can organize them in a stacking pattern like a pyramid. Uses 6x3 magnets. Amazon.com: FINDMAG 200 Pcs Fridge Magnets, Multi-Use Refrigerator Magnets, 6x3mm Magnets for Whiteboard, Neodymium Magnet, Small Magnets, Round Magnets, Mini Magnets, Office Magnets, DIY : Industrial & Scientific