Two-part design: bottom raised bed base and plastic greenhouse cover Plastic cover provides plant protection inside, also traps heat. 10cm edge to bury into soil Galvanised steel base creates safe shield for plants. Open bottom = direct contact with soil Two roll-up windows: easy access and fresh air inside Assembly required Colour: Clear and Dark Grey Material: Plastic, Steel Greenhouse Dimensions: 70L x 70W x 90Hcm Garden Bed Dimensions: 61L x 61W x 29.5Hcm Planting Area Dimensions: 59.5L x 59.5W x 29.5Hcm Window Size: 55W x 80Hcm Windproof Level: 4 Item Label: 845-971V01CR