Sierra Designs Zeta 3 Three-Person Three-Season Tent 3-person, 3-season tent with revolutionary Tunnel Dome configuration Offers spacious, comfortable tunnel design and easy-to-pitch dome frame Dye-free optic white canopy creates brighter in-tent environment 43 square feet of sleeping space; 18.5 + 8 square foot vestibule area Measures 87 x 46 x 70 inches (W x H x D); trail weight of 6 pounds 9 ounces