DescriptionMade of glass material, durable, safe and durable. 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: 25.00X6.60X6.60cm/9.82X2.59X2.59 inch. - Capacity of glass beaker: 50ml, 100ml, 250ml. - Capacity of measuring cylinder: 50ml, 100ml, 250ml. - Capacity of conical flask: 50ml, 150ml, 250ml. - They well suited for experimental projects or kitchen, chemically resistant to most acids, bases and many common solvents.- Select safe and premium glass material, no side leakage, having long service life. - With easy-to-read scale that contrast nicely for easier and accurate measuring. - Widely used for education, chemistry, research, or life science applications. - High temperature resistant and chemical resistant, practical tool in your laboratory.