Super Sprouter� Singled Out� Premium Mesh Tray is custom built to accommodate 50 each Singled Out� pots or can be used as a stand alone mesh tray. Heavy duty design gives the mesh tray added strength and durability. Singled Out� Pots are great for separating seed stock as well as providing an individual plant site for propagating singled out� starts. The custom built mesh design tray holds pots in place and provides proper drainage. Mesh Tray fits great in all Super Sprouter� 10 in x 20 in trays and will fit most competitive trays as well.