Thermal Food and Drink Flask is an original product of Clevamama. Thermal Food and Drink Flask has Doubled walled vaccum insulation for maximum temperature retention. Thermal Food and Drink Flask is made of shatterproof stainless steel interior and exterior. Thermal Food and Drink Flask has Extra wide mouth which makes it easy to fill and serve. Thermal Food and Drink Flask keeps food hot for 8 -12 hours. Thermal Food and Drink Flask holds 280 ml of hot food and liquids. Thermal Food and Drink Flask holds cold food and liquids too.