33 COE Borosilicate glass rod by Glass Alchemy.

GA-592 Brilliant Blue is brighter cobalt blue, it has more pop. As other cobalts get thicker they darken in vibrancy and transparency, Brilliant Blue can be used in solid color sculpture and have that vibrant tone emanate from its core.

Diameter: 3/16" - 5/16" (5mm-8mm)

Length: Approximately 20" (51cm)

Sold by 1/4lb