Picture this: You’re packing for a family vacation, a ski trip, or a cross-country move—only to stare at a mountain of luggage, gear, and supplies that won’t fit in your car’s trunk or backseat. Cluttered cabins, squished passengers, and damaged items (thanks to shifting cargo) turn excitement into frustration. Worse, cheap roof boxes crack in cold weather, leak in rain, or fail to fit your vehicle. But the