... = 270X220 MM,We can add PVC sheets. 1. Grocery Cart Advertisment Manufacturer, advertising display, sign frame ,advertising ... and promotion.4. we can change the ad papers easily, we can add clear PVC ... sheetsin the panels to protect the ad papers, the clear PVC sheet thickness is ... 20.0 cm, can protect the ad papers, such as waterpoof, damage. Grocery Cart Advertisment Manufacturer