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SMARTWARM Hollow polyester staple fiber

By increasing fiber cavities, storing static air, reducing fiber weight, and improving insulation function, the fiber is lightweight and excellent in retaining warmth.
Customizable specifications:
  • 1.5D~15D
  • Length: 28/32/38/51/65/76/88/102MM
Customizable specifications:
  • 1.5D*38MM
  • 2D*51MM
  • 3D*65MM

Discovering fiber functions