ㄏUBLE SAVE ALL LIGHT㺔he GA grow tent uses high density 600D Oxford cloth,and it is lined with 98%-reflective silver colored PET mylar.It is great to save all light into the tent.Heavy duty explosion-proof zipper and double stitching protect the tent from light leaking simultaneously. 㕐GRADED TENT ACCESSORIES㺠Clear visible window make it easy to observe the plant growing no need to open the door frequently. GA grow tent's double layer ventilation slots avoid light leak; the slots are adjustable with the tighten strings. GA grow tent's screen window can improve grow tent's aeration, p-revent i-nsects from entering. ㈉GH-QUALITY MATERIAL㯼The top-quality 600D canvas is tear proof and double stitched for perfect light blocking;Thick tent material reinforced by the metal poles ensures security and stability. ㅁSY INSTALLATION㯼No tool assembly. GA grow tent is easy to install, even if you've never done anything like that before. Includes an instructions for easy installation simultaneously. うTER SALES SERVICE㺇A grow tents provides with the after sales service. Contact our after sales service team and get our support while you meet any problem of our grow tent.