Four-Tier Mini Greenhouse, with Reinforced Plastic CoverThis Outsunny mini and portable greenhouse paves the way to growing plants, flowers and more practically anywhere. Great for those with smaller homes perfect for putting on windowsills where no garden is available. A steel frame means a strong core, with four movable shelves to give you plenty of levels to organise greenery. The three layer plastic cover creates safe inner shelter, with the inner mesh helping to prevent tears. Gardening, done