Features: The seedling tray is easy and convenient for daily use. Made of high quality plastic that is sturdy and durable, with drain holes at the bottom of each cell for proper drainage, reduce oversaturation roots. The trays are stackable for easy storage, which can be stacked to save space. After sowing, the transparent cover can be covered, since the evaporation of water is less, generally no watering is needed for a week. After germination, the transparent cover should be opened in time, ventilation should be strengthened and humidity reduced, which is conducive to disease prevention and resistance of seedlings. Specification: Name: germination tool box Material: plastic Number of cells: 12/24 cells Color: black + transparent Applicable items: flowers/green plants/vegetables etc Horticultural shovel application: transplanting seedlings, digging etcPackage including: 3pcs x germination boxes Please note: Size is measured by hands, please allow slight error of measurement. The color of the picture may be a little different from the actual product due to the color display of different monitors.