100% cashmere. Dry clean only. Rib knit fabric. TXPR-WS2. KENDALL. ThePerfext is a collaboration between Elyse Walker and Sable Banoun. The two, who have worked together for 13 years and have over 40 years of combined experience on the sales floor, came up with the idea for the collection when talking about the? must haves? every woman should own. The result, is ThePerfext, a carefully curated selection of staple fashion pieces that transition seamlessly from day to night and that you will wear forever.I am really excited about theperfext as I believe that we have created pieces that women can't wait to put on and go out in.