10 Plastic Seed Starting Trays - Each Tray Has 160 Cells ~ Cells Are 1 " Square X 0.875" Deep. Great Propagation Trays 160 Cells Quantity : 160 cells per tray ~ 10 trays Cell Dimention : 1 " Round (Top Diameter) X 0.875 " Deep This Tray Is Made To Fit a Standard 1020 Tray These trays are used by nurseries