Product Packaging: Includes 5 sizes of plastic beakers 30 or 50 or 100 or 250 or 500ml, 5 straws (3ml) and 1 brush. High-quality material: Made of food-grade plastic, acid and resistant, high temperature resistant, safe and odorless, and more durable. Droppers Included: We provide you with 5 3ml plastic Pasteur pipettes for accurate transfer of liquids. Standard capacity: clear scale, easier to identify. Standard scale lines for precise measurement. Application: Easy to clean, not easy to damage, reusable, suitable for laboratory scientific experiments, kitchen, garden, etc. liquid measurement. Colour:As Shown Material:Plastic Package Contents: 1set x plastic beakers 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.