includes 4 flexible straws and one cleaning brush. Ditch the plastic and opt for these reusable stainless steel straws fitted with silicone flexible necks for comfortable sipping and a custom cleaning brush. Made with high-grade 18/8, stainless steel and FDA approved food-grade silicone. By choosing re-usable S'well Straws you can help reduce the use of single-use plastic products that pose a threat to our environment.