Vinyl operable louvered door, or shutters, or room divider with a set of rollers that rides in a "U" shaped track (to see the track, click the "View more items from this job" tab in the bottom right corner of this screen). Sold by the individual door. Rollers add ~1 1/2" to height listed. Width may vary by ~1/8". Photo may be representational.  Item may have cosmetic damage.