DOG CAR SEAT COVER HARD BOTTOM NO FURTHER A MYSTERY

I bought this with the strong base, my very last just one did not have 1 and my Canine managed to acquire tangled up in it and it was Terrifying driving down the road within a design place by using a terrified Canine during the back seat.Its durable. Its doing a great career. Gives my dogs the extra Area they want during the backseat and top qualit