CertiPUR-US Certified Foam Pet Steps / Stairs for Dogs & Cats by Best Pet Supplies NO MORE STRESS: Our pet stairs are the perfect accessory for helping your little pup or kitty reach that high bed or couch. The stairs for pets are available in 3-step (13.5" high), 3-step Wide (16.5"), 4-step (19"), 4-step Wide(22") and 5-step (22.5") configurations to easily match your furnitures height. DESIGNED FOR STABILITY: A width of 15" or 16" and an anti-slip bottom makes these doggie stairs for small dogs very sturdy. Unlike wooden pet stairs for high beds that are rigid and slippery, our foam pet steps give your little furry friend great traction to climb up and down. CertiPUR-US Certified Foam: To ensure that your pet gets the safest quality steps, we made sure that our USA sourced foams are CertiPUR-US Certified. CertiPUR-US Certified foams are manufactured without ozone depleters, PDBW flame retardants, mercury, lead and other substances/chemicals that can be harmful to your pets. SIMPLE TO MAINTAIN: The pet ramps for small dogs come covered in a removable ultra-soft fleece-like fabric that is machine washable. We also offer replacement covers for our dog steps and ramps to give you the freedom to switch up the look whenever you want.