Cardboard Magnet , OEM designs is highly welcome Cardboard Magnet We have thousands of different designs for metal items. We can supply you samples & catalogue. If you need more information, pls contact us . If you have OEM designs need us to develop, pls let us know it. For this item, we have size in 8.8*6.5cm/7.8*5.5cm. But we can do any size, please just let us know your details.