The Baröne 500 ml matt black thermos flask keeps it cold 24 hours and warm 12 hours. It is part of the Dandy collection, a collection both elegant and trendy that will bring a touch of style to your daily life. Capacity: 500 ml Dimensions: 26 cm - 7 cm Neck diameter: 3.3 cm Weight: 300g Material: 304 stainless steel (18/8) Cap: silicone seal, PP5 structure, BPA free. 304 stainless steel end (18/8) Do not put in the dishwasher, hand wash only. Clean with warm soapy water and / or baking soda. Use a non-abrasive support. Store leaving the container open. Dry upside down. Warning, hot liquids can burn: use the product with care. Do not use to keep baby milk products warm. Do not put in the microwave, traditional oven or freezer.