Tear-proof, over 95% reflective, 99% sealed light proof mylar with double stitching, and heavy duty zippers. Heavy duty metal poles rated to handle at least 110 lbs, come with reliable metal corners. Easy view window sealed with transparent plastic and removable cover to get your plant observed without step into your tent. Convenient tool bag on hand for most accessory tools. Removable water-resistant mylar floor tray with security straps to secure spill tray to frame. Remove heat from your plant with double layer ventilation ducting holes and bottom ventilation windows with removable cover.