Note: Sirius 2 Annex is only compatible with Naturnest Sirius 2. Annex Room For Sirius 2 Clamshell RTT Extra Living Space The annex room extends your rooftop tent into a versatile ground-level space, ideal for changing, cooking, or storing gear perfect for enhanced comfort during camping. All-Weather Protection Made with high-quality waterproof fabric and reinforced zippers, the annex provides reliable protection from rain, wind, and UV rays with breathable mesh windows for ventilation. Quick Setup & Easy Storage Engineered for simplicity, the annex sets up in minutes and folds down into a compact carry bag for easy transport and storage. Adjustable Height, Fits Most Vehicles The adjustable zippers and straps ensure a snug fit for various vehicle heights, including SUVs, trucks, and off-roaders. Versatile Use Cases Not just an extension, the annex can function independently as a shower tent, changing room, or privacy shelter. Enhanced Privacy & Security Features double-layer doors and mesh screens for added privacy, security, and bug protection in the wild. Specification: Package Size 100*35*23cm 39.37x13.78x9in Open Size 365*212*270cm 143.7x83.46x106in Closed Size 90*30*23cm 35.43x11.81x9.06in Weight 10kg/22lbs Area 7.74©O/83.28 ft2 Canva Material 420D Oxford cloth with windproof, waterproof, and UPF 50+ UV protection. What's in included 4 support poles, 18 ground stakes, 8 wind ropes, and fabric Connection method Zipper and Velcro