PREMIUM MATERIAL. The MAXSISUN grow tent is made out of tear proof 600D canvas and supported by strong metal poles and metal corners, ensure stable and heavy duty enough for durable & safety use. Up to 3 roof bars for hanging light system and other equipment. SEAL ALL LIGHT. With extra-thick canvas, heavy-duty zipper and double stitch guarantee the tent blocks all light from escaping. On the interior, a 100%-reflective mylar lining makes your lighting set up more efficient at any power configuration. EASY OBSERVATION WINDOW DESIGN. You no longer need to unzip the zipper all the way and step inside the tent just for a check to the plants. Simply roll up the easy observation window and peek inside. Super convenient! TOOL-FREE INSTALLATION. The tent can be very easy to install even if it is your first time.The tent size is 60"x60"x80"/150x150x200cm. A removable waterproof floor tray for extra protect for your growing environment. HASSLE-FREE WARRANTY. Shipped discreetly in a plain box. Backed by 30-day return guarantee for ANY reason plus 12-month warranty service for quality-related issues from the date of purchase. We stand behind our premium product quality and our excellent customer care.