Mondi Mini Greenhouse Propagation Dome will help you create the perfect environment for seeds and cuttings. This is a high-quality professional propagation dome and will help you control the temperature and humidity of your grow area. It is constructed from heavy duty, high grade plastic to maximize light penetration and stand up to repeated use. Mondi Mini Greenhouse Dome also provides you more cubic volume and can be tightly sealed to 10 x 20 inch trays. Expand plant quantities by effectively starting cuttings and seeds in the Mondi Mini Greenhouse Propagation Dome. Listing is for Dome Only. No Vents on this Dome. Size: 4 in.