These graduated cylinders are made from borosilicate glass, and are supplied with a removable hex base and bumper guard. The hex base provides stability and the bumper guard helps to absorb shock and avoid breakage.
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.