These are made of professional high-quality material, after any experiment. These dishes with smooth and perfect transparent body. Use disinfection, can be used for and cell culture. They are optically clear and have excellent clarity in microscopic inspections. The plate has a flat growth for uniform cell growth without agglomeration, and the vent on the lid provides a cone. 100 3ml disposable gradient pipettes are a good add-on tool for this kit. The transfer pipette is and packaged with the plate in the same sterile packaging. Transparent, soft and easy to squeeze plastic pipettes are excellent tools for transferring and measuring liquids. Dimensions: The outer diameter with cover is 90 mm/3.54 inches, the depth is 15 mm/0.59 inches, and the plastic thickness: 0.6 mm. The diameter of the lid is slightly larger than that of the plate for better air flow, and the plastic transfer pipe is 3 ml. The cutlery set is unconventional: the set is clear and easy to monitor the progress without disturbing the content. The transparent lid allows different content and conditions to be marked from the outside to measure growth. Transparent, soft and easy to squeeze plastic pipettes are excellent tools for transferring and measuring liquids. Mark the bottom of each dish with the experiment number. If the lid is separated, the culture can still be discerned. Store upside down, so no condensation will accumulate on the lids of the dishes. These dishes are sterile, but not autoclaved and used in professional environments. In ventilated dishes, anaerobic organisms may not grow well. colour:Transparent color Material:plastic Package Contents: 30 x dishes 100 x 3ml dropper Only the above package content, other products are not included. Note: Light 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.