20 oz. (591 mL) double wall 304 Stainless Steel vacuum tumbler with Copper insulation; Includes plastic slide locking lid; Copper lining ensures your drinks stay hot or cold longer; Hand-wash only Do not place in freezer or microwave; Caution: Item may leak if tipped or held upside-down; CO2 Laser Engraving not available on Silver color; Product Size: 7.125″ h x 2.625″ dia.