NATIONAL PRIME MICRO-FILAMENT POLYESTER offers exceptional softness and comfort, especially in “next to the skin” seams. National Prime MFP was designed for men’s knitted boxer shorts, but has now evolved to be the preferred thread for chainstitched seams in high quality intimate apparel. It has the extensibility required for knitted fabrics and offers excellent seam covering properties.


Product Information Sheet - Micro-Filament Polyester
Suggested Application:
  • Sportswear
  • Beachwear
  • Leisurewear
Product Characteristics:
  • Best in softness and comfort
  • Excellent for “Next to the skin” seams
  • High seam strength
  • Oko-Tex Standard 100, Class 1
Microfilament Textured Polyester:

  • Low shrinkage for low or no distortion
  • Lubricated thread protects from needle heat during high speed sewing
  • Less thread breakage during sewing operations
  • Colorfast resists fading even after washes