So Fine #510 Grotto

So Fine Thread 3280yd Grotto 11602 510 Superior So Fine! #50 is a lint-free, extra smooth even twist, all-purpose #50/3 filament polyester. Due to its fine nature, So Fine! #50 is an excellent blending thread commonly used for top stitching applications when the fabric or backing design is to be more prominent than the quilting. So Fine! #50 also makes a wonderful bobbin thread. Ideal for quilting, general sewing, clothing construction, and serger. Lint-free, extra smooth #50/3 polyester with a polished cotton look for quilting and general sewing. 3,280 yard cone.