GSI Enamelware Cups- Blue - Enamelware blends old-fashioned charm and functionality into one sturdy package. Built from heavy-gauge steel with a classic speckled enamel finish, every piece has been kiln-hardened twice at 1400 deg to stand up to scratches and chipping. 12- 5 oz18- 6 oz24- 6.4 oz42- 8.7 oz Enameled Steel