Thermal flask 1.5 liter

Thermal flask (hot & cold) capacity: 1.5 liters. Insulation material: stainless steel (316 resistant to rust). Hot liquid temperature retention efficiency: thermally insulated to maintain hot liquids at a temperature starting from 95±5 degrees Celsius to greater than or equal to 43 degrees Celsius for 8 hours at room temperature of 20 degrees Celsius. Cold liquid temperature retention efficiency: maintains cold liquids at a temperature less than 21±5 degrees Celsius for 6 hours.