detachable fur collar down coatA detachable, fur collar down coat by ISSEY MIYAKE. The surface of the coat is made from a lightweight nylon in dark navy, and it has been filled with a middle layer of down feather batting which adds warmth and is responsible for the coat's enormous, puffy silhouette. The evenly spread rows of horisontal stitching that run down the body keep the batting in place. The coat's large acrylic fur collar can be worn right up, to create a huge funnel neck,