Product Specifications   This amazing product is made of the best and healthiest type of plastic, chosen specially for a safe usage contacting food and drinks directly. As well as it's built internally from the purest type of glass (free of harmful Asbestos).   Instructions   - Fill the thermos up to maximum of 3cm below the glass neck  - Don't put any solid objects inside the thermos - Don't put ice cubes inside the thermos to avoid internal glass breakage - Don't use it with dairy products or infant's food or soda drinks - Don't put it inside the microwave or dishwasher - After some time of usage, the thermos base might need to be tightened

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