Attic Tent (1.5m x 1.5m x 1.8m) Tent has tough black polyester coated outer shell and a non-toxic high-reflective silver Mylar fabric 600D silver lined interior for light reflection and maximum light yield. The Grow Tent also has a strong metal framework with flexible nylon push-fit corner connectors with mounting bars that allow convenient hanging of a light system, carbon filter and / or fan.