DescriptionThis is a set of glass watch glasses with 3 different sizes, exquisite craftsmanship and high-quality materials ensure its safety and durability. It can be used for beaker lids and watch glasses for liquid mixing in scientific experiments. The clever design ensures its popularity in laboratory tools.Features- Color: As shown. - Material: Glass. - Size: About 15.00X15.00X2.50cm/5.89X5.89X0.98inch. - Size: About 10.00X10.00X2.50cm/3.93X3.93X0.98inch.- Size: About 7.00X15.00X2.50cm/2.75X2.75X0.98inch.-Diameter: 70mm/ 100mm/150mm . - After careful polishing, the surface is smooth and burr-free, safe, practical and durable. -You will receive glass evaporating dishes with sizes of 70mm, 100mm and 150mm to meet your different needs. -It has a wide range of uses and can be used for the mixing of experimental liquids, the storage of samples and the lid of the beaker. -The compact size design is convenient for its storage, simple operation and convenient use. -A good helper in the laboratory, making your experimental work easier.