511430 Messy Color Elphaba Glass Rods, by Creation Is Messy (CiM). COE 104, compatible with our other COE 104 glass. Size: Diameter 5-6mm, length 13". An opaque lime green that is less reactive than other 104 pea greens. Elphaba 511430 by Creation is Messy (CiM). 104 COE compatible. Rods are 13" long, 4-7 mm in diameter.