Foiled glass involves putting foil underneath the glass while making the bead (logical.) Other colors can be added or layered and the end product is a bead which glows. Lamp working the bead involves manipulating the already hot glass, adding colors, or textures, or swirling it around.
Image 7 is a football shaped foil bead featuring yellow, green, black and silver foils layered onto a red glass bead. This is strung on leather with embellished black finding.
Foil and more 7