Main function: This seedling tray is specially designed to effectively germinate multiple types of seeds thanks to its small, dense aeration holes that promote fast rooting and high budding rate Ventilated design: The hollow out design of the seed growing tray allows excellent air circulation, reducing the risk of root rot and a healthy environment for seedlings Lightweight and resistant material: Made of quality PS plastic, this seedling grower is both lightweight for easy movement and robust enough for repeated use in various seed growing devices Suitable dimensions: With measurements of 10.63 x 4.37 x 2.13 inches, this seed growing tray provides an optimal surface to start your seedling shoots while remaining easy to handle and store Versatile use: This seed growing device is reusable and is ideal for sowing flowers, vegetables and herbs, easily integrating into different growing systems for amateur and professional gardeners