3 liter vacuum flask

made from high-quality, rust-resistant, and unbreakable stainless steel. It utilizes advanced vacuum insulation technology to effectively retain beverage temperatures, keeping liquids hot for up to 12 hours and cold for as long as 24 hours. The flask features a secure, leak-proof lid, an ergonomic heat-resistant handle for a comfortable grip, and a wide-mouth opening that simplifies refilling and cleaning.