Pack includes 4 reusable silicone drinking straws, each in a different color. Bendable, eco-friendly, and perfectly portable. Use at home or on the go. Suitable to use with cold & warm drinks. Made with BPA-free silicone. Dishwasher safe (top rack only). Hand wash if desired. Straw size: approx. 8. 5 inch long (214 mm) 0. 25 inch inner diameter (6. 29 mm) 0. 30 inch outer diameter (7. 75 mm). © 2021 HIP PRODUCTS LLC. silicone 100%