Americans prefer single -layer stuffing.

Americans prefer single -layer stuffing. From soft polyurethane foam — for home furniture, and more hard — for office. Russian manufacturers went along the same paths, but with some features. Many are familiar with the picture of the «sagging» soft surface of the chair and the deformed sofa. This phenomenon, of course, is caused by the work of a primitive spring suspension, often representing the gross crunches of polyurethane foam. It is unlikely that such furniture will cause the delight and joy of the consumer.