they can be stacked together for easy storage and carrying, and won't take up too much space

      Stainless steel cups offer several advantages over other types of cups, such as ceramic, glass, and paper cups. First, unlike some ceramic and plastic cups, stainless steel cups are safe to use because they don't leach any harmful chemicals into your drink. They are also very durable and not easily cracked, chipped or scratched, making them a more durable option compared to glass and ceramic mugs. Additionally, stainless steel is a recyclable material, making stainless steel cups a more environmentally friendly option than disposable paper cups. Their reusability also reduces the amount of waste produced, making them a sustainable option for everyday use.