The double-wall Coppertech vacuum insulation technology can retain iced drinks' temperature for up to 48 hours and hot drinks for up to 20 hours. Every piece of this stainless steel flask is dishwasher safe. The ergonomic shape and rotating handle make it easy to hold while on the go. Built to craftsman precision using food grade 18/8 stainless steel means it will perform and look great for years. Protected by corrosion-resistant chromium oxide film on the steel surface. If it is damaged in any way, this film regenerates itself.
