Qwetch's Thermo Bottle - Cobalt Blue Spray Collection keeps liquids hot for up to 12 hours and cold for up to 24 hours. Double wall: interior and exterior in 304 stainless steel and without coating or varnish (unlike aluminum containers) and the end of the cap is also in 304 stainless steel. It's the bomb: the new Spray bottle in its cobalt blue version which does not alter the taste or the flavors. The perfect sidekick at the skate park, in the backpack or on the playground. With its matt effect and worked up to the cap, this isothermal stainless steel bottle keeps your favorite drinks cold and warm. It is advisable to clean before each use, with hot soapy water and / or baking soda. Use a non-abrasive backing. Dry upside down and store with the container open. Do not put in the dishwasher, microwave, traditional oven or freezer. Caution, hot liquids or foods can burn: use the product with care. Do not exceed the filling capacity. Fill to below the screw thread. To avoid splashes and leaks, properly and completely close the cap / cover to ensure the product is watertight. Transport in an upright position is recommended. Frictions, shocks / falls, etc… can damage the product.