great for tissue culture and microbiological studies, these glass petri dishes offer a reliable and durable solution for your laboratory needs. The transparent design allows for clear visibility of the contents, facilitating accurate monitoring and analysis. The 90mm size is versatile and suitable for a range of scientific experiments. Features - Color: Transparent -Material:Glass -Size:9.80X9.80X2.20cm/3.85X3.85X0.86in -Reusable quality: made from borosilicate glass, these culture dishes are designed for repeated use and can endure extreme temperatures, making them a reliable choice for labs -High clarity: the clear, bubblefree glass allows for precise observation of samples under a microscope, making it ideal for mycological studies -Multifunctional: suitable for lab training, children's science projects, and themed parties, these dishes offer versatile educational uses -Microscopic precision: the optical transparency of these plates ensures detailed and accurate observations during microscopic examinations, crucial for research -Consistent growth: the flat, smooth surface of the dishes promotes uniform cell growth without clumping, and the vented lids provide necessary protection and airflow Package list: 10 x glass petri dishes