AMACO Friendly Plastic, 1-1/2-Inch-by-7-Inch, Black/Black Metallic Solid
This is a wonderful creation. It's so easy to use, soften in a container of hot water in a matter of minutes, cut or form, and let cool.  That is all there is to it. Make beads, frames, pendants, embellishments, buttons, and more using your hands, a knife or mold, the possibilities are virtually endless.  Each piece measures 7 by 1-3/8 by 1/16 inch.  Look for solids, combinations of two colors, or multi-colored.  Made in USA.