Deutschmotor for all BMW 3 & 4 series Water Resistant UV Rays Hail Protection Storage Winter SnowAll Weather Armor: Rain, snow, dust, bird droppings, harmful UV rays. The advanced materials used are both waterproof and breathable Water Resistant Layer: Beneath the outer layer, there may be a water resistant or waterproof layer to provide an extra level of protection against water and moisture. This helps prevent water from seeping through the cover and reaching the car's surface. Outdoor car covers provide protection for your vehicle against