This thermal tumbler has a double-walled construction which helps keep your warm beverages warm and your cool beverages cold. The low profile lid snaps tight to help prevent spills and the padded bottom gives extra grip so you can sip safely. With dimensions of 2.875″ by 8.75″, it has a capacity of 12 ounces and is made with a stainless steel body and plastic lid. Fits most standard cup holders. Enjoy!