A.L.C. Addison Sweater in Black. - size XS (also in ) A.L.C. Addison Sweater in Black. - size XS (also in ) Padded shoulders lend a unique structural shape to A.L.C.'s Addison Sweater. Woven from ultra soft merino wool, this ribbed sweater will become a staple piece in your wardrobe for seasons to come.. 94% merino wool 6% poly. Dry clean only. Rib knit fabric. Padded shoulders. Foldover neckline. Imported. ALX-WK50. 7SWPO00329. 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.