[Special Notice]: Our dog stairs is packed in a vacuum compression package,please make sure to open all packages before use, let the sponge come in contact with the air, and it takes time to rebound after opening. please patiently wait for 24-48 hours until it has fully rebounded to normal shape. If you encounter any problems during the use, please feel free to contact us Very Important Note: Our dog stairs is 6-tier stairs, which can be divided into 2 steps and 3 steps with a large dog bed. You have received a 6- tier pet stairs, so don't misunderstand it. It is not have 3 items [Near to 32inches" Height Bed Stair for Dogs and Cats]:The height of our steps is the highest on the market currently ,the size of the pet foam ramp is 39.8 x19.7 x 32in, this pet step for small dogs helps access beds or couches of up to high bed ,300D high density memory foam makes it ideal for the small to medium breeds, and the silicone paw print on the bottom makes it more stable so the puppy can climb up and down without falling. We recommend the pet ladder for pets under 60 pounds.