The Homebox Light is suitable for the economy gardner. As requested by popular demand we have designed a budget version of the Homebox. The Homebox Light is not 100% opaque. A strong HPS-Lamp will glow through. Direct Sunlight or other strong light sources from outside might disturb the photoperiod of the plants inside the box. High tech German design & engineering The outer casing is made of 210-D polyester with a silver coating Durable high quality sewn-in zippers are a trademark of all Homebox products Metal inner structure, strong precision nylon push-lock corners Ventilation widows Outlet tube Re-usable parts The Homebox light is a complete kit that comes neatly packaged in a small, compact box, ready to assemble in minutes with simple instructions.