Description Made of eco-friendly glass material, durable, safe and odorless. Standard capacity: clear scale, easier to identify for accurate measurement. No bubbles, no burrs, smooth and rounded. More convenient to use for students in school laboratory when doing experiments in chemistry class. Features - Color: Transparent. - Material: Glass. - Size: 14.80X8.50X8.50cm/5.82X3.34X3.34inch. - Capacity: 150ml. - Designed with silk-screened graduations, ground-in stopper, and extra-large marking area. - Heavy duty glass uniform wall thickness distribution,durable and practical. - Widely used for education, chemistry, research, or life science applications. - Well made of premium borosilicate glass with minimal thermal expansion, giving relatively high resistance to temperature changes. - High temperature resistant and chemical resistant, practical tool in your laboratory. Designed with silk-screened graduations, ground-in stopper, and extra-large marking area. Heavy duty glass uniform wall thickness distribution,durable and practical. Widely used for education, chemistry, research, or life science applications. Well made of premium borosilicate glass with minimal thermal expansion, giving relatively high resistance to temperature changes. High temperature resistant and chemical resistant, practical tool in your laboratory.