Super Sprouter Quad Thick 10 x 20 Tray - No Hole (25/Cs) These trays are built tough. They are four times the thickness or regular 10 x 20 trays. No need to use multiple trays when one 10 x 20 tray will do the trick. The tray insert has a perforated bottom to allow for easy drainage.... This item is sold individually. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info.