Our deep and wide stairs the Easy Step II Portable Pet Stair allows smaller pets to put their whole body on each platform and large dogs the ability to comfortably climb the stairs with confidence. Our innovative incline of each step reduces the amount of stairs to climb eliminating stress on your dog. The carpet tread also removes effortlessly and is machine washable. The rubber grippers on the bottom will keep the stairs securely in place. snaps together effortlessly and no tools required.