Starts cold. Stays cold. The 24oz Stainless Steel Cold Tumbler with Straw from the ICON SERIES BY THERMOS helps you stay hydrated to take on the day. Equipped with a stainless-steel straw to keep up with whatever your day has in store. From the non-slip GRIPTEC base to superior vacuum insulation and durable TRUE-COAT finishes, the ICON SERIES BY THERMOS is a celebration of what's made us thrive for over a century: Meticulous design, thoughtful engineering, and a relentless desire to make people's days easier, every time. Not for use with hot liquids. Dishwasher safe (top rack dishwasher safe for added convenience.)