Regular Blister Packaging:
  For 3D Printer:  
SPOOL TYPE A: N/A
SPOOL TYPE B: Filament + Desiccant + Vacuum Box, 10 pcs/carton
SPOOL TYPE C: Filament + Desiccant + Vacuum Box, 12 pcs/carton
SPOOL TYPE D: Filament + Desiccant + Vacuum Box, 20 pcs/carton

  For 3D Pen:  
10 meters/roll, 10/color/roll + 1 Desiccant + Vacuum Box
10 meters/roll, 20/color/roll + 1 Desiccant + Vacuum Box