To prevent observability from an opening part in a door trim pocket, and also to improve using convenience.

This pocket comprises a pocket case 21, a pocket body 22 being rotatably supported by the case 21 and capable of drawning out of the case 21 by its turning operation toward this side, and a cover body 23 being rotatably supported in the upper part by the case 21 and opening or closing an upper opening part of the pocket body 22, whereby the pocket body 22 and the cover body 23 are connected together so as to make their rotational operations interlock with each other. The pocket is installed in a recess 11b in the front lower part of a door trim 11, having it situated in a position separated from a seat cushion.