These trays are built tough... four times the thickness of regular 1020 trays. No need to use multiple trays when one quad tray will do the trick. The tray insert has a perforated bottom to allow for easy drainage.
Approximate size: 21" x 11" x 2.5"
Item Number: 142228
Universal Product Code: 692236142373
Manufacturer: Sunlight Supply
Manufacturer's Part Number: 726300
Brand: Super Sprouter