Ohuhu Greenhouse for Outdoors with Shelves, Walk in Green House Plant Growhouse with Heavy Duty Cover, 3 Tiers 12 Shelves Plastic Greenhouse withFeatures Warm yet VentilatedWith the zippered roll up door and 2 Velcro side windows, you can regulate external airflow to keep the plants warm and provide better air circulation for the plants, and works as observation window that makes it easy to peek inside Large spaceConstructed with 12 wired shelves 6 on each side, and measures 143cm(L) x 143cm(W) x 195cm(H), which makes space for all your blooming flowers, sprouting plants and fresh vegetables