Constructed of an extremely durable and stain resistant 3 layer extruded plastic. The rear floor liner is a 1 piece design that fits in the footwell area and goes over the center raised portion of the floor pan. Extremely durable, semi-rigid material. High walls to protect the carpet from soiling. High friction coefficient surface. BMW Specific design. Utilizes the approved BMW retention system. Spill and Stain resistant. Laser guided pattern ensures optimal fitment. Easy to clean and maintain. Available in black and beige.