Vacuum insulated double wall stainless steel tumbler . Powder coated finish. Stainless steel rim accent. Top shelf dishwasher safe. Keeps liquids warm for up to 12 hours . Keeps liquids cold for up to 24 hours. Stainless steel straw and flip top lid combo - use with or without the straw . Please note: The imprint will take on the texture of the powder coated finish. As a result, some fine lines and edges may not appear as crisp.