This pet car seat for small pets can be quickly installed on most standard car seats, front armrest box or rear armrest box as your like, not only does not occupy the seat in the car, but also allows your pet to have an excellent view of the scenery outside the car. The high-density environmental sponge will absorb external force and offers the best protection against sudden braking. Wrapping the sponge in durable blended linen, making it look fuller and less wrinkles on the cover. The fabric is breathable and Anti-scratch.