The Sunrise Umbrella Outdoor Plant Gardening 16L x 7W x 7H ft. Large Walk-In Greenhouse extends your growing season with ample protection from the elements and pests. A green UV mesh polyethylene cover protects against full sun, while the one-piece zippered door and eight white mesh zippered mosquito windows allow you to adjust the air flow and humidity inside this high quality greenhouse. The 112 square feet of space offers you a generous growing area for seedlings, starts, or tropical plants, while the powder coated steel tube frame supports the structure, allowing for many years of enjoyment.