Upgraded material for hail protection Outer layer is tearresistant Oxford cloth with PU coating, offering UV protection UV50+, waterproofing, and resistance to hail, heavy rain, and sun exposure Inner layer uses thickened PP cotton wool with a soft lining buffer to absorb hail impact and prevent scratches to the car Allseason compatibility for BMW I4 Designed to withstand all kinds of weather Spring and autumn protection against bird droppings, pollen, and gum Summer protection with UPF50+ sun protection layer to reflect UV and keep the interior cooler; helps prevent leather fading Winter protection with 30 C antifreeze technology; snow falls off with a shake Designed to fit the BMW I4 Professional antihail performance strength thickened inner layer; passes dynamic impact tests; tearresistant and durable Increases buffering of hail falling force to absorb impact effectively Provides reliable hail protection for outdoor parking and quick response to unexpected weather Professional outdoor design and safety features Reflective strips plus a fourway windproof system for safety and reliability reflective warning at night to reduce risk of collisions Upgraded buckles to resist strong winds Sewing uses doublethread lock edges with antileakage cotton for durability and long life Overall construction designed to be tearresistant and longlasting Use scenarios Parked outdoors during hailstorms or heavy rain to protect the BMW I4 Allseason outdoor protection for BMW I4 parked outside through spring, summer, autumn, and winter Nighttime outdoor parking in exposed areas where visibility and wind resistance are important