Sunpack 21" X 11" Heavy Duty 72-cell Square Insert Tray, Black, 2.5"

SUNPACK 72-Cell Heavy Duty Insert Square - Fits Standard 1020 Trays. Heavy duty, high-quality nursery flat inserts are made to last multiple seasons. They will hold up when being transported while full of plants and media. They will fit any standard 1020 (10" x 20") tray. The squares allow for healthy root growth and will keep your seeds healthier! This tray is exactly what you need in your garden/greenhouse! Give it a try!