Get this portable greenhouse to grow all year round - protect plants, vegetables and more from weather and wildlife. It comes with a steel frame for a steady core. The PE cover creates a protective shell, holding in the heat and shielding from wind and rain. Features a roll-up door to enter and leave to access your plants at any time. Simply put up, go and grow.- UV-resistant plastic cover for a protective shell, shielding against light water and wind. Long edges to weigh down. Large roll-up door for easy in and out. Metal shelves give a handy holding place for plants and pots. Metal frame for a strong core. Assembly required, requires a minimum of 1-2 people to set up. Note: Please do not use acidic farm chemicals to avoid chemical reactions with the alkaline PE cover, which result in breakage.