A play yard includes a plurality of corner posts, a plurality of rails, a floor structure and at least one soft good assembly. Each of the plurality of corner posts includes a first guiding component. Each of the plurality of rails is connected between two adjacent corner posts. The floor structure is connected to the plurality of corner posts. The soft good assembly includes soft goods, a soft goods connector and a second guiding component. The soft goods connector is fixed to the soft goods. The second guiding component is connected to the soft goods connector and adapted to be detachably assembled with the corner post via the first guiding component for tensioning the soft goods.