Plastic couch legs are a new environmentally friendly idea that are more inexpensive and portable than conventional wooden sofa legs.A multi-seat, upholstered piece of software furniture with armrests on both sides is known as a couch. It originated in Western countries and was later introduced to Asia as one of the focal points of Western decor or modern home design. The frame of the chair is made of wood or steel and lined with cotton and other foam materials, which makes it more comfortable overall. The sofa's feet at the bottom support the seat and only guard against moisture from the floor harming the sofa's bottom. Currently used couch feet typically consist of a base plate and a foot cushion, between which the fixing is achieved by welding, which is not only difficult to work with. And when part of the sofa foot is damaged, the whole sofa foot must be removed and replaced, the manufacturing cost is high, part of the sofa foot is connected to the sofa through the thread Some sofa feet are connected to the sofa seat through the thread, this will cause the height of the sofa foot is not consistent, resulting in sofa tilt. The plastic couch feet may eliminate this tilt, greatly increase their durability, and reduce the cost of making sofas, which would expand the market for sofa feet.