Features: - Long tunneled greenhouse with high-quality steel tube and PE cover - Great for extending plants' growing season and protecting them from extreme weather - Three roll-up zippered doors allow for easy access and air ventilation - Powder-coated steel frame allows easy mobility to change its location - High-quality, waterproof, PE covering with grid threading - Durable plastic connectors ensure extra security - Five crossbars and plenty of room for plants - Overlong cover design makes this greenhouse more airtight and secure - Assembly required Specification: - Color: Green - Material: PE Cover, Steel - Overall Dimensions: 9.0' L x 3.0' W x 3.0' H - Window Size: 29.5" L x 44" W - Steel Tube Size: 16 mm - Windproof Level: 4 - PE Cover: 140 g/m² Package Includes: 1 x Greenhouse 1 x Manual [] mainColor : Green mainMaterial : HDPE