With both hands, the whole sofa will be shaken and shaken repeatedly before and after, and if it feels better, the frame is firm. Then discuss with the sales staff, uncover the corner of the lower base cloth, if there is no bad, no insects, no scars, no bark or wood wool, the hard and hard wood is made, and the connection between the material and the material is not Nailed with nails, but with the blink of an eye or the mouth of the mouth, and then glued, there is no problem.
At present, the high-grade sofa seat and the bottom of the back are mostly made of a nylon belt and a snake spring cross-web structure, and the upper layer is layered with high-elastic foam, sprayed cotton and light foam. This cushion rebounds well and feels comfortable. The mid-range sofa is mainly made of rubber fiberboard as the base and the bottom of the back. The upper layer is layered with medium density foam and sprayed cotton. This cushion has a harder sitting feel and a slightly less resilience.
Buy a leather sofa to choose a leather surface. The leather sofa is divided into a full-skin sofa and a half-skin sofa. Each set of leather sofas consumes 10 cows of cows. It has high value, good ventilation and environmental performance. It is widely used in developed countries such as Europe and America. The half-skin sofa replaces the cowhide with PU leather or artificial leather PVC on the back, bottom and other hidden parts of the sofa, but the direct contact part of the human body is still a higher value cowhide, which reduces the cost of the sofa and is more economical.