... or F fluting 2 Stock size:31"*43" color corrugated card/ colorflute/colored corrugated board1 Fluting: E or F fluting2 ... two layers or three layers4 200GSM TO 500 GSM5 Application: perfume inside box, children's handicraft ,etc. Company Introduction: Shanghai ... box, inner decoration, luxury packages, book binding, wedding card, invitation card,ect. We've got an EXCELLENT decorative packing material to ...