*1.realiable:Quatily and Competitive price *2.materical:plastic(Ps) . . . Petri dishes (This is our star products, best quality, lowest price.!!! )Description:We can manufacture all kinds of Plastic products according to European standard using automatic machine and plastic(Ps)Our products are in good sales in USA, Italy, Spain, Russia, Ukraine, Iran, Brazil, Argentina etc, and enjoy very good ...