... Advertising bottom board, extensively applied in market advertisement and school propagation. 5> Other Purpose: Vegetable greenhouse, architecture ... demand)Thickness(mm)234567Weigth(g/sqm)35050070090011001500ApplicationPackingMailbox,transfer box, partition, display rack,gift boxes,food packing ... color,suitable for art design and various pattern box or delicate gift packFeature Feather light,rigidity, ...