Regular Vacuum Packaging:
  For 3D Printer:  
SPOOL TYPE A: Filament + Desiccant + Vacuum Bag, 10 pcs/carton
SPOOL TYPE B: Filament + Desiccant + Vacuum Bag, 10 pcs/carton
SPOOL TYPE C: Filament + Desiccant + Vacuum Bag, 12 pcs/carton
SPOOL TYPE D: Filament + Desiccant + Vacuum Bag, 36 pcs/carton

  For 3D Pen:  
10 Meters/roll, 1 Roll + 1 Desiccant + Vacuum Bag