The cylinder and beaker and conical flask set is made from glass, acid resistant and alkali resistant, safe and to use. They are equipped with scale, for you to check more conveniently. Clear scale for more accurate measurement. Widely used in schools, factories, scientific laboratories and other fields. Features - ColorTransparent - Material: Glass. - Size: 30.50X7.00X7.00cm/11.99X2.75X2.75in - Capacity of glass beaker: 50ml, 100ml, 250ml. - Capacity of measuring cylinder: 50ml, 100ml, 250ml. - Capacity of conical flask: 50ml, 150ml, 250ml. - The good glass conical flask and beaker have high chemical durability and low thermal expansion. - Each scientific labs tool is printed with clear scale for accurate measuring. - Made of solid thick glass and have a good feeling. Reusable and solid , not easily broken. - Heavy duty glass uniform wall thickness distribution, and practical. - Suitable for beginners or use, also the students, convenient classroom glass conical flasks. Package list: 3 x glass beakers 3 x measuring cylinders 3 x conical flasks