The biggest size tent available on the market is the Ohenry Party Tent. This tent can accommodate up to 250 people and features a massive 6,800 square feet of space. It is constructed from heavy-duty 18 oz vinyl with reinforced corners. There are steel poles for added durability. The Party Tent also includes several windows and doors for easy access. As well as sidewall curtains, which you can use to customize the interior layout. With its spacious interior and sturdy construction, the Ohenry Party Tent is the ideal choice for large events and gatherings.