Reusable stainless steel straws are made from durable food grade stainless steel, non-toxic, odor-free, suitable for infants, children and adults. Suitable for drinks such as water, lemonade, smoothie, milkshake, yogurt, etc. It will not be deformed even with hot drinks. It is suitable for all kinds of cups. It is a great choice for family gatherings, barbecues, picnics, boating and hiking.