To sophisticated stir in a drink or childish suck up your beverage through a straw gets so much more delightful if done so through one of glass. This is a coctail stick or straw in borosilicate glass. Borosilicate glass is also known as refractory glass and is used for example laboratory glassware, refractory molds and similar.
Borosilicate glass it's a unique glass with specific characteristics and advantages. Borosilicate glass withstands temperature shocks, extreme temperatures and are light weight. Borosilicate glass is chemically resistant and has good hygienic properties, hard, scratch-resistant and has very good formability.
Temperatures up to 600 degrees Celsius.