Free-Standing Foldable Pet StairFree Standing Foldable Pet Stair Free Standing Foldable Pet Stairs are a great alternative to traditional pet ramps. The stairs feature two extra large platforms so that bigger pets can easily maneuver in and out of vehicles or gain access to other hard to reach places with confidence. These stairs are extra sturdy and can hold up to 350 pounds! Raised edges and soft carpet treads provide sure footing for your pet and are removable for easy cleaning.