High-capacity stainless steel flask with 1.0 liter volume, designed for extended temperature control in professional and recreational settings. Vacuum-insulated construction maintains optimal beverage temperatures throughout the day, reducing the need for frequent refilling. Heavy-duty stainless steel exterior withstands impact and environmental stress while resisting oxidation. The generous capacity accommodates multiple servings, making it suitable for workplace, camping, and sports applications. Engineered for reliability and sustained performance in demanding conditions.