We are the manufacturer of the "original" foam pet step in production for 15 years. Top 10 product of the year award Cummings School of veterinary medicine at Tufts University 2008.The stylish dog steps and cat steps enable your pets to navigate furniture, beds, vehicles and window sills with ease. By taking the PetStairz you will help to prevent back and neck injuries that can occurs when pets jump to and from high places. Pet steps also help to reduce stress on their bones and gives you peace of mind. Please note pets joint are surrounded by water, just like people. Each time they impact the joint from jumping they can erode the joint area which may lead to joint disorders and eventually arthritis. Start them as puppies and kittens and they will have healthy joints through life. Measure your placement area steps should be 1 step below height of furniture your pet needs to achieve. MADE IN USA!