- Spacious Storage: This roof bag provides 15 cubic feet of storage, easily fitting luggage for 4-6 people. It enhances your vehicle's capacity for a more comfortable travel experience. When not in use, it conveniently folds into a compact drawstring bag for easy storage. - Weatherproof Durability: Constructed from high-density oxford fabric with reinforced 4-ply strap seams, this rooftop bag is designed to withstand various weather conditions. It is snow-proof, waterproof, sunproof, and dust-proof. The waterproof zipper is backed by a 10cm extended rain curtain with hook and loop fasteners, ensuring complete water resistance. - Secure and Non-Slip: The included anti-slip mat protects your vehicle's roof from scratches and keeps your luggage stable during transit. It minimizes movement while driving on rough terrain, enhancing your safety and providing peace of mind. - Enhanced Security Features: The bag is equipped with a metal buckle on the strap to prevent shifting during travel. Straps pass through the car door and are secured inside to deter theft, so you can travel confidently. Use Scenarios: 1. Family road trips: Accommodate all your family's luggage comfortably on long journeys. 2. Outdoor adventures: Perfect for camping gear or sports equipment, keeping your vehicle organized. 3. Weekend getaways: Easily transport extra bags without sacrificing passenger space. This rooftop bag is an essential travel companion, combining ample storage, weather resistance, and security for all your adventures.