... , ENV calendering, glittering, flocking,UV coating, hot gold/silver stamping, embossing or none, etc.Constructiontwo tuck end box ... free paper: 60gsm - 350gsmwhite board (CCNB): 230gsm - 550gsmblack card paper: 80gsm - 350gsmduplex grey board: 250gsm-1500gsmcorrugated paper: KE, ... layer, seven-layer, single face corrugated boardSilver card paper, gold card paper, or any material as your request.8 ...