Premium Stabilization System】V-Shape Anchoring Stakes, Sandbagging Extra-Tarp, Thick Tiger Galvanized Frame, Fasten Sleeves, 1000N Not Tearing Tarp, Every Details in General is Made for ONE Word, Stabilization 【Good Tarp, Good Isolation】NEW 200G Compound Tarp, High Density with Coating Technology Can Isolate Sun, Rain&Snow, that Sheltering You Up a Vacant Place 【10*20*9FT Heavy Duty】200SQFT Grand Canopy to Storage Your Loved Car. Rolling Down All Sidewalls&Doors, Everlasting Workshop is Spotted. Detaching One Side, A Wind-Defending Stall is Up. Detaching All Sides, then A BIG Picnic Canopy is There 【Air Permeability Window】Four Windows Openable, with Inside Layer of Mesh Screen, Releasing Moist or Steam while Leaving Flys Outside 【Hour-sly Easy Installations】Upgraded Installation Method of Spring-Clip&Fasten-Sleeves, Enabling You to Build Your Own Canopy within 1 Hour 【Maintenance Guide】Heavy Frame can Stand Rock Still, Wind Performance Will Varies by the Mounting Method You Take. Screwing Up the Base Plate is Recommended, Sandbagging is Recommended. And It’s Recommended to Take ALL Tarps Off when Wind Force Reaches over 40MPH New in box. Father inlaw bought too big of one and not able to return. 310 plus tax on amazon.