DescriptionProfessional petri dish for laboratory experiments, biological and scientific research, school teaching use, etc. Resists to corrosion and heat, also easy to clean, give you a pleasant using experience. It is simple to use and can effectively help you to incubate samples and observe samples.Features- Color: Transparent -Material:Plastic - Size: 5.50X5.50X1.50cm/2.16X2.16X0.59in-Perfect for classroom teaching, chemistry experiment, and also fit for laboratory use. -Our petri dishes serve you in multiple ways and perform experiments while enhancing your learning experience -With cover, this petri dish provides well protection for your samples, and easily meets your different needs. -Featuring clear color and smooth surface, these petri dishes are helpful to ensure that your samples are safe. -It is made of plastic material, durable and sturdy for long lasting use, fine workmanship ensures its practicality.