SPIDER FARMER Grow Tent for use with all growing systems (hydroponic, aeroponic and soil-based cultivation), this tent is compatible with all types of lights: Incandescent, LED, Fluorescent (Standard, CFL & T5) and HID (Metal Halide, High Pressure Sodium & Dual-arc).  EXCELLENT"STONE PATTERN" REFLECTIVE MATERIAL: Our tent desigh provide greater grow light reflection and  lightredistribution, reflective rate is as up as 100%, giving your plants more of what they need to lighing. Others design non-uniform mylar and reflective rate is as low as 50%, won't provide efficient light. THICKEST CANVAS, STANDS STURDY: Made with top-quality 1680D  canvas, which is up to 3 - 9x denser than any other grow tent set up.This means that they are tear proof, more light proof, more durable,  safer, and create the best possible growing environment for you and your plants. INTIMATE PRACTICAL DESIGN:  The door is large enough for access and plants movement; Observation window makes it easy to take a peek inside; Multiple round vents for varied sizes of fan filter; Removable waterproof tray Keep Clean ; Stable Metal corner adapters and poles ensure security and stability, supports up to 140lb. SUPERIOR ZIPPERS & STITCHING: Strong heavy-duty and Light-Proof SBS zippers, double stitching, double layer black lining create a light-proof seal. Zipper opens and closes easily and won't be caught up. This light-proof grow tent blocks all light escaping