White + Warren Slub Pocket Cardigan in Ivory. Size L, M, S. 100% cotton. Dry clean or hand wash cold. Front button closure. Chunky knit fabric. WWAR-WK380. 21340. A well-known name among luxe lovers and cashmere cravers, White + Warren is the NYC based label that has been defining cold weather wear for the last 17 years. White + Warren eloquently manipulates knitwear taking it from functional to fashionable. Everything from tees to joggers, wraps to ponchos make up their arsenal.