• Made of high quality materials – polypropylene, stainless steel 304, silicone;• Double wall stainless steel 304; • Leak-proof lid;• Interesting design;• Tea strainer;• Keeps warm up to 12 hours and cold up to 24 hours;• BPA free; • Capacity 500ml. Please kindly note - the following criteria affect the temperature sustainability of the liquid inside the thermos: external conditions, volume of the liquid in the thermos, volume of the thermos and how many times you open the thermos. Dimensions:- Product: 6.5x6.5x23 cm / N.W. 0.32 kg- Color box: 7x13x23.5 cm / G.W. 0.36 kg