About this item 【Keep an eye on your plant】: The only design in the market- High quality clear plastic trays of this seed grow kit make it easier to observe your plants without interrupting the process. 【Total control】: Adjustable vents of this seed trays allow you to regulate the temperature and humidity of your seedling environment, so you have total control over the germination process. 【Perfect for the heat mat】: With its excellent resistance to high and low temperature, these seedling trays are strong enough to be used on a heat mat and no-worry melting. 【Perfect size for large seed】: 1.5 inch square for each cell makes these seed trays are suitable for large seeds, such as potatoes,tomates,perpers, eggplants and so on. 6 trays equivalent to a 1020 flat. 【Package include】5 x Seed Tray, 5 x Watertight Base Tray, 5 x Humidity Dome, 10 x Plant Labels (A must have for seedling)