A.L.C. Matt Top in Black. - size S (also in ) A.L.C. Matt Top in Black. - size S (also in ) Simple essentials made chic by A.L.C. The Matt Top features a ribbed knit fabrication adorned with ageless stripes and a racerback cut. A favorite for versatile styling.. 100% cotton. Dry clean only. Rib knit fabric. ALX-WS121. 7SWTP00056. Designer Andrea Leiberman's key pieces for fall arrive as a mixture of knit separates, classic blazers, and airy pleats. As her line continues to evolve and expand, expect looks that incorporate leather, fur, and original prints as well as the introduction of new silhouettes.