Terra Lusa Thermal Bottle Collection Since 1901, trams have been traversing the narrow, steep, and winding streets of the most typical neighborhoods of the capital. The tram, affectionately nicknamed "Amarelo" by the locals, is a hallmark of the city of Lisbon. This bottle has a capacity of 500ml, keeping your drink hot for up to 12 hours or cold for up to 24 hours. Made from 304 food-grade stainless steel, they feature double-wall insulation for maximum temperature retention and an external layer resistant to condensation, keeping your hands and bag always dry. Additionally, they are BPA-free, ensuring safe and conscious hydration.