288 Cells Seedling Starter Trays w/ 10 Plant Labels and Seed Starter Guide by Coconut Oasis, (48 Trays; 6-cells Per Tray); STAGE 1; (144 cells x 2) Seedling Trays Refill Kit: cells ideally sized to start all herb, veggie, flower seeds and rooted stems, 288 cells (6-celled 48 trays), Each cell measures 1.5" square by 2.25" deep), 10 Plant Labels, (5" long), Also includes "Step by Step Seed Starting Guide" ( Xero5), a detailed guide to get your garden started on the right track, Drain holes at bottom of each cell.