Reflective thread, thin, 200m; 500 m, Nr.~60 NewCondition

The reflective threads are combined with a strong and slippery synthetic thread to ensure sewability and thread run in the embroidery machine. 

When sewing, use high-quality needles (Schmetz or Organ) 

Needle selection: No. 90. If necessary, useTop Stitch needles with an extended thread channel.

The thread only glows in the dark.