Quictent Mylar Reflective Hydroponic Grow Tent Hydro Dark Room Box Hut Passed SGS Testing & Certification: Eco-friendly, genuine Safe and reliable for your plants! Quictent Grow tent that approved by SGS Chemical Testing means soluble elements like Cd,Pb,Cr,Hg,Sb,Ba,As,Se., complies with the test results. Non-toxic, will not release any harmful gasses that can damage sensitive plants. LIGHT PROOF: No Light Leak! All Quictent Grow tent pass the Swiss SGS content non-toxic safety inspection, which using top quality materials block all light from escaping. 100% light Reflective Silver PET Mylar lining create a sufficient light and thermal environment for plants, and Extra-thick Canvas: High density 600D Oxford fabric is a tear-resistant and double stitched for perfect light blocking Much Thicker net polesUp to 0.8mm thickness net pole makes the whole frame much safer & solid, and prevent structural twisting and provide greater loading carrying capacity for hanging lights and other equipments. Diameter: 16mm (Dia) * 0.8mm (TH), rust resistant powder coating spraying, much more stronger and stable than others on the market. Strong Anti-burst Metal Zipper: Solve the customer pain points! Real heavy duty waterproof anti-burst metal zipper, Slide easily on the track, No Wobble! It will hold up for a long time, even with active usage. DISCREET SHIPPING& 2 YEARS WARRANTYAbsolutely respect for Privacy, Will be Shipped in a discreet box and item will come in our factory regular box, on which is printed 48"x48"x78" Tent" for this item, but no "grow tent" there. Under Warranty, A replacement for any defective part will be supplied free of charge.