Magnetic core, Cotton Long-Arm Bobbins

Low-lint, #50/2 Extra-long Staple Egyptian Cotton bobbin

• Runs clean, and lint free for uninterrupted sewing.
  
  
• Washable and colorfast
  
  
• The patented magnetic core provides flawless tension from the beginning to the end of each bobbin.
  
  
• Uniform tension equals higher stitch quality and results in more stitches per bobbin with less scrap and fewer bobbin changes.
  
  
• Available in white, black and four leading neutral shades.
  
  
• Packed in tubes for safe packing and easy resale.

Remember to remove the anti-back lash spring from the metal bobbin case prior to use. Always insert the magnet down into the metal case.