... 620,680,620,680,700Thickness from 20 micron to 30 micronLength: 1500m,2000m,3000m,4000m or Jumbo ... within paper board to make more strong and wrap with buble film to protect inner surface to prevent from straching. ... layer by layer, finally wrap with shrink film to fix all the carton behind on pallet.Note: ... The special print is refers to the printing ink level to be thick, the luster depth, the ...