Excellent Ventilation: It has very large mesh windows on the left and right sides, to have continuous air flow. Ground vents offers additional ventilation to keep you cool on the warm spring and summer evening. Special Design: A overheard Large Skylight let you enjoy the romantic view in your day and night journey. 2 large doors and 2 windows with mesh design provide ample ventilation and keep out mosquitoes, you can camp in the breeze. Ground vents offers additional ventilation to keep you cool on the warm spring and summer evening. A large outer cover prevent condensation. Instant Setup: Every moment of your outdoor adventure is precious. Sets up in as little as 20 seconds, letting you get back to enjoy the fun. Tech Specs : Tent Fabric: 190T Polyster Floor Material: 210D Oxford PU3000 Waterproof Index: 3000MM-4000MM Included: Tent, Storage Bag, Wind Rope Open size: 2-4 person 9.5'x 6.6'x52"/ 5-6 person 11.8'x 8'x51.2" About Us: Thank you for taking your time on our products. We do as much as we can to offer you our best products. At Rivenol, we focus on one thing: deliver the outdoor sleep comfortable experience.