The plastic straws we use in our daily life will emit unhealthy toxic chemical,particular heated,which is hidden danger to our family,especially for kids or infant.They also contain BPA.The metal straws is made of food grade 18/8 stainless steel,which is the same material as the tableware we daily use.It has no metallic taste,nor do they change the taste of your drink.A better choice for you and your family. Both the straight and bent stainless steel straws are 8.5 inch long,with their diameter being 0.24 inches(6mm).fit with 20 OZ Yeti tumbler or rtic,ozark cups.you can use these metal straws to drink milk,coffee,ice tea,cocktail and other beverage,they will add fun to any party,a good choice for restaurants,bars,picnics,BBQ and cocktail party. Dishwasher safe,easy to clean after drinking,no residue under water washing.4 cleaning brushes is of the perfect size for these metal drinking straws,also suitable for cleaning cups and bottles. Color:color Material:Stainless steel Size:21.5cm Package Contents: 7x straight straws 7x bent straws 4x cleaning brushes Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.