The INSTICK Glass Bottle is made from high-quality borosilicate glass that withstands both high and low temperatures. The bottle does not absorb odors or flavors, helping preserve the natural taste of your drinks. The secure bamboo lid with a leak-proof seal prevents spills, while the protective sleeve provides a comfortable grip and extra protection during everyday use. Suitable for water, tea, sports drinks, and carbonated beverages. Perfect for home, office, workouts, and travel.