⚫︎ Brand new, unused. ● The top photo and the actual product photo may differ slightly, so please be sure to check the actual product photos before purchasing. If you have any questions, please comment. Glass petri dishes, all petri dishes have reliable and practical designs, convenient tools for your scientific experiments. Borosilicate petri dishes, professional and practical design with a transparent appearance, easy and convenient to use. Laboratory petri dishes, suitable and wonderful for indoor experiments, biological and scientific research, etc. Petri dishes have a simple design, but they are practical and give you a fantastic user experience. Clear petri dishes are made of premium glass material, high temperature resistant, excellent and convenient. This product is brand new and unused. Please purchase only if you understand this. Umi-30