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.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.