Product InformationMaterial: Glass Capacity: 10ml Total height: 58mm/2.28inch Open mouth diameter: 18mm/0.71inch Container bottom diameter: 25mm/0.98inchProduct descriptionOur dropper bottles are made of glass and will not interact with oil or chemicals. These black glass bottles can be used as essential oil bottles, storing chemical laboratory chemicals and other pharmaceutical products. The jar is detachable and reusable, with strong airtightness, and the contents of the bottle will not leak.