Passing threads are smooth and durable, and are made by wrapping a gold metallic thread around a core. Smooth passing threads are shiny with a smooth appearance. This is accomplished by wrapping a wire around a cotton core keeping it's smooth, even appearance. These are couched into place.
Rococco are shiny with a wavy appearance. This is accomplished by wrapping a wire around a cotton core in such a way that is pulls the cotton core slightly, creating the wavy or bumpy appearance. These are couched into place.
Pricing is per yard of metal smooth passing couching and rococco threads. If you purchase more than one yard, you will receive a continuous piece.