UV Color Change Sewing String
You are purchasing one spool of UV Color Change thread.
Select the desired thread color from the Color menu.
Colors change when exposed to UV rays (sunlight). The pictures provided show an example of what the thread will look like when it changes color.
Sewing String Info:
*Approximately 3,000 Meters
*Recommended for most Domestic Machines & Embroidery Machines.
*This is the same weight as our GITD Embroidery Thread, but a bit stiffer.
**Please read your machine's manual to check compatibility before ordering**