The set consists of 2 glass straws and 2 cola-shaped borosilicate glass glasses. The glass is in the shape of a cola can and its volume is 380 ml. Straws are made of glass. The product is made of borosilicate glass. It is heat resistant and easy to use. It is suitable for food use. It is handmade. It will be shipped boxed and wrapped in bubble wrap. When the products reach you, do not forget to file a report with the cargo officer for any damage. It is machine washable. Since it is sensitive, it should be used with caution. It is not suitable for use by children.