The Genuine BMW Rear Window Shelf (Anthrazit) - 51479133316 is a high-quality replacement part for BMW vehicles. It is designed to fit perfectly in the rear window area and provide a stable surface for storing items such as bags, books, or small belongings. The shelf is made of durable anthrazit material, which is a dark grey color, and it is an authentic BMW product. This rear window shelf is a practical and stylish addition to any BMW car, providing extra storage space while maintaining the sleek and luxurious look of the vehicle.