The Glass Funnel Set is made of glass. The set includes funnels with different diameters. These funnels are perfect for various laboratory experiments and are made from durable glass for use. The different sizes allow for versatile applications, making this set a must-have for any laboratory. Features -Color:Transparent -Material:Glass -Size:15.50X9.00X9.00cm/6.09X3.54X3.54in -Size:13.00X7.50X7.50cm/5.11X2.95X2.95in -Size:10.00X6.00X6.00cm/3.93X2.36X2.36in -Size:7.00X4.00X4.00cm/2.75X1.57X1.57in -The glass funnel set includes laboratory funnels in different sizes to cater to various experimental needs. -These funnels are made of glass, which is resistant to corrosion and heat, ensuring durability and safety during experiments. -The funnels are designed with stems, making them easy to handle, allowing to work with ease. -The funnel set is user-friendly, enabling efficient storage and organization, ensuring that the funnels are accessible when needed. -These funnels are highly versatile and suitable for use in chemical, biological, medical, and other research settings, making them an ideal choice for scientists. Package list: 20 x Laboratory Funnels(40mm, 60mm, 75mm, 90mm)