This dome fits directly onto the standard 10 inch by 20-inch cut kit trays to create a humid and warm environment. Good for cuttings and seed germination. Tall 7-inch dome give extra height for your taller cuttings. Adjustable vents allow for perfect humidity and temperature control. This produt weighs 0.4-pound. Measures 22-inch length by 11-1/4-inch width by 7-3/4-inch height.