Added handles to the large capacity lab beakers for easy gripping and to prevent hand slippage. We also provide additional pipettes for precise dispensing of liquids, as well as a test tube brush for easy cleaning of residues on utensils. Made of food grade plastic, acid and resistant, odourless, and reusable. Perfect for home school and middle school students with slippery hands. You don't have to worry about breaking expensive glass. The plastic measuring cylinder uses a hexagonal base to accurate and safe measurement and reduce the possibility of errors. At the same time, each plastic beaker has clear relief on the scale that does not fade or wear over time, making it ensures clear, accurate, and easy-to-read measurement results. These plastic graduated cylinder and beakers are ideal for measuring liquids in lab experiments, Halloween props, science classrooms and household. Your satisfaction is always our top priority. If any questions or received broken item(s), please us freely. Package includes 4 sizes graduated cylinders set 10/25/50/100ml, 5 sizes plastic beakers 50/100/250/500/1000ml( METRIC SYSTEM), 5 Pipettes(3ml) and 1 test tube brush to better suit all of your needs. Colour:As Shown Material:Plastic Package Contents: 1set * graduated cylinder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.