So Fine! Thread #441 Purple Iris
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So Fine! Thread #441 Purple Iris


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So Fine! Thread by Superior Threads
#50 #441 Purple Iris
3,280 Yard Cone


  • Thread Weight: 50 wt. 3-ply
  • Fiber: Polyester
  • Thread Characteristics: Lint free, smooth, and blends well


  • Recommended For: Quilting and sewing
  • Additional Uses: Bobbin thread


So Fine! #50 is a #50/3 lint-free and extra smooth all purpose polyester thread. Each Cone has 3,280 yards. Excellent for Sewing, Serger, Bobbin Thread, and Quilting.