I needed to haul a large load this week and ordered this rear cover. It works very well in the back of the X. Amazon.com : Deluxe SUV Cargo Liner For Pets - Waterproof, Nonslip, Machine Washable Car Seat Cover for Pets, Lifetime Warranty : Pet Supplies It has loops that go over the middle row outboard seat head rests. it is long enough and wide enough that you can leave some slack behind the second row allowing the seats to travel full forward without unhooking it. Prevents cargo from siding forward and falling under the second row seats. It it is long enough to cover the basement even in the lower cover position. It also has a fold out bumper cover for loading. Completly covers the entire cargo area with room to spare. It does exactly what I wanted.