The part in detail:

Part B66680026 , Deep Boot Tub

Type:Deep Boot Tub

Deep high boot tub moulden to the exact shape of the boot floor of the B-Class. Protects the boot when transporting objects. Material HD–PE: highly impact-resistant and at the same time flexible. With a very high edge (approx. 25 cm at sides; approx. 8 cm at loading edge). Food can also be transported in this tub. Easy to clean. Simple to put in and take out of the boot. For UK delivery only, delivery by courier. The shape may vary slightly from image.

Price: £173.99