Just the Right Capacity The Stainless Carry Tumbler is a premium vacuum-insulated tumbler designed to keep beverages at their optimal temperature for extended periods. Its double-wall stainless steel construction ensures drinks remain hot for up to 14 hours or cold for up to 36 hours.This tumbler fits in most car cup holders, making it an ideal choice for those on the go. All surfaces that come into contact with food or beverages are BPA-free, ensuring safety and peace of mind.