It is time to say goodbye to plastic straws. The GoSili Reusable Straw Keychain Case is the perfect solution for on-the-go sipping. This reusable silicone straw is a standard size, measuring at 8 inches tall with an opening of 0.5 centimeters, and will allow you to enjoy every sip of your favorite beverage, all while reducing your plastic footprint. GoSili reusable straws are 100% platinum European-grade silicone. Silicone is safe and does not contain harsh chemicals that can leach toxic materials into your drink.