Premium MaterialThis stainless steel straw is made of premium food grade 304 stainless steel, so it is not easy to rust and produce bad smell after long time use. Reusable and Eco-friendlyThis stainless steel straw is different from the plastic or paper straws used in daily life, it is reusable and more environmentally friendly in comparison. Foldable And Easy To CleanThis three-section folding straw can be adjusted to three different lengths to fit each cup. The stainless steel straws are easily cleaned with the retractable cleaning brush. Easy To CarryThis reusable straw with key-ring case is small after storage, it is very suitable to put in pockets, purses and backpacks, which is very convenient to carry. Widely UsedThe reusable straws are suitable for family gatherings, outdoor picnics, hiking, travel and office use. With this stainless steel straw you can indulge in coffee, milk, juice.