Keith titanium tumbler with a capacity of 350 ml. Made of pure titanium, with a purity certificate of more than 99% titanium, inert metal and totally harmless to our body. Lightness, high resistance, durability and absence of toxins, fully respecting your health. Cup for everyday use in the kitchen or for excursions and camping, since titanium is a very light material, which allows it to be easily transported anywhere. We chose these glasses mainly for their total absence of toxicity, thanks to the titanium they are made of. It does not contain any other material, heavy metals or plastics in any of its parts: Made of pure titanium: more than 99% titanium with traces of Fe, C, N, H and O. Totally non-toxic material and compatible with our body. Very light: titanium is 45% lighter than stainless steel, being just as strong compared to the same thickness of material. Does not give off odors or flavors. Resistant to high temperatures: allows heating liquids inside. Suitable for ceramic, gas and direct fire cookers. Not suitable for microwaves or induction cookers. It can even be used to heat water directly in the glass over a flame. Corrosion resistant: resists both acid and alkaline solutions, does not rust. Also available the 450 ml titanium glass. And also more utensils of this material in the "Titanium utensils" section.