Very often chair beds are filled with polyurethane or foam rubber, as it is a fairly cheap filler.
Very often chair beds are filled with polyurethane or foam rubber, as it is a fairly cheap filler.
user
Дуже часто крісла-ліжка наповнюються поліуретаном або поролоном, так як це досить дешевий наповнювач.
assistant