COMPLETE MEASUREMENT KIT - The glass set include 5 measuring cylinders, 3 droppers, 2 brushes and 1 stirring rods. DURABLE HEAT RESISTANT - The lab-quality borosilicate glass cylinders are heat resistant to you can carry out your experiments without risk of damage. EASY TO CLEAR - Each cylinder has a wide rim and a pouring spout making it easy to even for children. 2 sizes brushes for cleaning cylinders of different sizes. CLEAR SCALE - The clear markings on the sides are easy to read, making the measuring cylinder set Perfect for any scenario. Perfect FOR EXPERIMENTS - The measuring cylinders are Perfect for a wide range of settings, including professional laboratories, and school science experiments. Colour:Transparent color Material:glass Package Contents: 5 * measuring cylinders 3 * droppers 2 * brushes 1 * stirring rods Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.