Sierra Designs Lightning XT 1 One-Person Ultralight Tent 1-person, 3-season ultralight tent with full-coverage rainfly Innovative Tunnel Dome structure combines best elements of both tent types SuperSeal floor with taped perimeter seam for waterproof protection 19.25 square feet of sleeping space; 9 square foot vestibule area Measures 83 x 38 x 32 inches (W x H x D); trail weight of 2 pounds 15 ounces