Brand new Strong Seed Trays with Humidity Domes, Cell Trays Value Package: Includes 25 seed growing trays set Each set included one 50 cells tray, one trays to fit underneath, and 1 clear humidity domes, makes it a complet set and ideal gift for gardener! Sturdy And Heavy Duty: High quality plastic is durable, reusable and recyclable - perfect for starting seeds, plant cloning, growing herb and salad leaves. Trays features 50 cell with drain hole for healthy soils and bottom tray prevent leaking. Excellent Humidity Control: High-rise, transparent domes have 2 adjustable circular vents designed into the top - provides smooth airflow control, maximum light penetration and the best viewing angle of your plants. Perfect Fit: The dome and seed starter tray fit tightly together, forming a seal that helps maintain both heat and humidity inside the trays - ensures the healthy and robust growth of your seedlings and plants. Tray outer measurment 21"x 11" x 7" L x W x H each cell measure 2"x2" x 2" included: 25x 50 cell insert tray 25x bottom tray 25x Top transparent dome