Vacuum Insulated Water Bottle This wide necked Thermo bottle is designed for use during activity, with a press-to-release button for easy one-handed use and a straw. Made of durable stainless steel and with a high performance vacuum insulation, this water bottle keeps your iced drinks cold for up to 16 hours (not for use with hot or carbonated beverages). The food grade stainless steel interior ensures that both foods and drink maintain their freshness and natural flavors. These stainless steel bottles are inert to all types of cold beverages and are completely taste and scent neutral.