Aldom I thought the same as you did about the cushion. Someone who is into horse-rideing and has competed in the Olympics is very likely to have hip or back pain, and to feel more comfortable on a foam cushion. Most modern furniture is hell to actually sit on. It is designed to impress visitors with your trendy taste and and fat bank balance. That sofa and armchair are dog-friendly too.
Good for her - who cares what anyone else thinks of it, they are relaxed and happy.
What's going on , on the street outside your home right now?



