DescriptionThis chemistry experiment glass funnel is made of quality material, which is durable and lasting for use. It can exercise students' practical ability, train their observation capability, thinking and analytical skills. Let them learn with happy.Features- Material: Glass. - Size: 30.50X3.80X4.00cm/11.99X1.49X1.57in- Constructed with quality glass, strong stem to give a long service life. - Funnel has a high resistance to chemical attack, and mechanical and thermal shocks. - Great visibility: It is clear so you can actually see the liquid go into the container you are filling.- Be useful for transferring essences/extracts, for example frankincense. - Perfect for people who want to transfer small amounts of liquid into tiny bottles.