Model S3XY Cargo Pet Cover
This trunk cargo area cover is perfect as it provides excellent protection for your Tesla Model S, Model X, or Model Y trunk area. Place it over your Trunk mat or place your Mat on top. See photos of both. Perfect Protection for all pets, plants, flowers, paints, furniture, or other loads...
www.rpmtesla.com
I just installed this. It will probably stay in place permanently, as I am doing extensive gardening. Two loops over the headrests, two horizontal velcro strips need to be stuck on the side panels.
Possibly the best $49 I've ever spent.