Stainless Steel Petri Dish Rack 12.25X4.5X8.75in^ Petri Dish Rack, Stackable, Material: Stainless Steel, Dimensions: 12.25X4.5X8.75in, Organize, batch, transport and incubate, all with one rack, two Plate Racks side by side and is also stackable for more efficient use of incubator space