JACKET#62 - WOOL SILK CLOTH PADDED DEEP BLACK by Jan-Jan Van Essche from PROJECT#13 - REVERENCE (AW25).

Unlined, COLLARLESS, PADDED JACKET WITH JET POCKETS. IN A MOST INTRIGUING FABRIC WITH A LUSTROUS SHEEN UNUSUAL OF NATURAL FIBERS. THE TENSION BETWEEN SILK AND WOOL GIVES IT A NATURAL BUOYANCY, WHILE THE HIGH TWIST, ALONG WITH THE AIR-DRIED WASHING PROCESS, CREATES A CREPE-LIKE APPEARANCE.
THE PADDING IS COMPOSED OF 100% LIGHTWEIGHT VIRGIN WOOL OF EUROPEAN ORIGIN.

You can find more information here.