Iron Maiden's "Killer" design pays homage to their iconic album with the same name. Featuring Eddie the Head in his menacing form, this emblem captures the band's legendary status in heavy metal. Battle-testedMore than 25 million happy customers since 2009. Durable design Keep using it for a decade or more. Leak-proof 100% guaranteed by our Smartshake Warranty. Comfortable & lightweightWeighs only 170 grams / 0.375 lbs. Engraved measurementUnits of measure engraved on the inside of the bottle Practical & easy to clean Wide opening for simple cleaning (handwash only). This is a single wall steel bottle. Do not use with hot liquids.

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