Seed Starting Tray (Qty.10) Solid No Drain Holes, Seed Starter Tray, Wheat Grass  Quantity 10 FlatsNursery standard 1020 solid flat with no drainage holes Great for Seed Starting, Hydroponics, or Wheat GrassFlat measures approx. 21″x 10.5″x 2.5″ deep, sold as standard 1020 flat holds standard inserts or plug trays and dome lids for seed startingStamped drainage channels Can be reused several times                      Listing and template services provided by inkFrog