Enza Costa Cashmere Side Slit Crewneck Sweater in Gray. - size 1 / S (also in ) Enza Costa Cashmere Side Slit Crewneck Sweater in Gray. - size 1 / S (also in ) 70% wool 30% cashmere. Hand wash cold. Intentionally destroyed detail. Knit fabric. Side seam slits. ENZA-WK103. CW8012. Designer of Enza Costa, Rogue, is a Canadian born based in Los Angeles. The line consists of comfortable yet luxurious fabrics like silk, cashmere, and supima and definitely brings to the collection a sort of understated sheer elegance. A staple must-have in any wardrobe, her tees are featured on celebs like Kristen Bell and Jennifer Lopez.