Made of high quality Borosilicate glass Spout for easy pouring Round Base 125ml capacity Perfect for any science or home laboratory 125ml capacity conical measure with spout for easy pouring. Made of high quality Borosilicate glass, with round base, and no graduation lines. Stands 6.5" tall. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515A°C | Annealing Point 565A°C | Softening Point 820A°C.