18 Cell Deep Insert - Seed Starting Tray - 1801 Large Growing Flats - 12 Count
Vacuum inserts made of polystyrene sheet material. 1801 Deep Insert - 12 Count. You are purchasing 1801 Deep Inserts - 12 Count. 18 Cells per insert. Approximate Cell Size: 3 1/8" X 3 1/8" X 3" Deep.