These are clear open ended 2.0 mil poly bags with a suffocation warning printed on them.
Alerts users of potential dangers to children. Warning message printed in English, Spanish, and French states: “Warning: To avoid danger of suffocation, keep this plastic bag away from babies and children. Do not use in cribs, beds, carriages or playpens. The thin film may cling to nose and mouth and prevent breathing. This bag is not a toy.”