THE DARK ROOM : MORE LIGHT PROOF, MORE EQUIPPED, MORE ROBUST! The DARK ROOM is specially lined with 95% reflective hammered effect mylar fabric (210D), to increase light intensity and improve light distribution. Light-proof, waterproof and pre-equipped for extraction and ventilation, the tents come with equipment bars to support lamps, and carbon filters. Increase Light Proof up to level II New Engineered Plastic Corner: 3X more robust New 210D fabric: 2.5 X tear strength and 3 X abrasion Optimized range, complemented by DARKSTREET range Hook-IT included High light proofing (level II) Mylar, high reflective (95%) New ''engineering corners" manufactured in polypropylene Strong equipment tubes Compatible with most hydroponic systems Easy and quick to assemble The material is washable inside and outside The material is light and compact.