This 30 ounce tumbler keeps your cold drinks cool and your hot drinks warm through a sturdy construction of double-wall, vacuum insulated stainless steel. The lid includes a slide function to allow easy access to your drink. Tumbler in Olive Green with Etched logo. Recommended Use: Piping hot coffee or tea for a long commute Chilled soda for the needed caffeine boost Ice cold beer for watching the big game Frigid water for re-hydrating Frosty daiquiris for hanging by the pool