This middle seat module is built with pure sponge support and no wooden frame. It is generously filled with fluffy plush cotton and covered with soft fabric, delivering cloud-like comfort for every sit. Featuring a flexible modular structure, the unit is easy to move and can be combined freely in various layouts to match different spaces and home styles. Adopting high-density compression technology, it comes in a compact package for convenient transportation. The seat can quickly bounce back to its original shape after unpacking while retaining excellent comfort and overall quality.