Our Griffin Beakers are made from quality, heat-resistant borosilicate glass, and have a reinforced rolled rim and even wall thickness. They are made so that the smaller sizes will nest inside the large sizes.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.
California Proposition 65 Warning: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.