Wooden Cold Frame Greenhouse Small Mini Planter Box, 30" L x 24" W x 44" H, Brown2 Slatted Shelves: 2 removable shelves provide ample space for plants of various types in this indoor greenhouse. Add a touch of green to your patios, balconies, decks, and gardens without much hassle. Openable Top: The top of this polycarbonate mini greenhouse kit opens for easy access, so you could open it on sunny days to let your plants absorb the sunlight and close it on rainy days to keep it away from the rain. Solid Construction: The frame of