Color: Green Material: Plastic Size: 18 x 13 x 10 cm Compartment size: 4 x 4 x 5 cm Our seedling trays are made of high quality plastic, not easy to deform and age. The adjustable transparent lid reduces evaporation and allows easy viewing of the plant's condition. There are drainage holes at the bottom of each compartment to allow plants to drain well. Good for succulents, tomatoes, peppers and other small plants.